Quarterly Standards Alignment 08-09
Mathematics
GEOMETRY
Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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GE 1.0 GE 8.0 GE 13.0 GE 15.0
GE 16.0 GE 17.0 GE 22.0
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Chapter 1: Foundations For Geometry · Demonstrate understanding by identifying and giving examples of undefined terms (points, lines, and planes) and postulates (axioms). · Perform basic constructions with a compass and straightedge of segments and angles bisectors. · Identify and find measures of adjacent, vertical, complementary, and supplementary angles, and linear pairs. · Know and solve problems involving the perimeter, circumference, and area of common geometric figures. · Use the distance and midpoint formulas and Pythagorean Theorem to find the distance between two points in a coordinate plane. · Identify reflections, rotations, and translations of figures, and be able to graph these transformations in a coordinate plane. |
Lessons 1-1 – 1-7 |
· Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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KEY standard
Standard
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Concepts
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GE 1.0 GE 2.0 GE 3.0 |
Chapter 2: Geometric Reasoning · Demonstrate understanding by identifying and giving examples of inductive reasoning to make conjectures; also, provide counterexamples to disprove conjectures. · Identify, write, and analyze the truth value of conditional statements; and write the inverse, converse, and contrapositive of a conditional statement. · Demonstrate understanding by identifying and giving examples of inductive and deductive reasoning by applying the Law of Detachment and the Law of Syllogism. · Write and analyze biconditional statements. · Write (algebraic and) geometric proofs by using properties of equality and congruence using two-column, flowchart, and paragraph proofs. |
Lessons 2-1 – 2-7 |
· Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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GE 1.0 GE 2.0 GE 7.0 GE 16.0 A1-9.0
GE 17.0 |
Review: · Solve systems of two linear equations in two variables. Chapter 3: Parallel and Perpendicular
Lines · Identify parallel, perpendicular, and skew lines. · Identify corresponding, alternate interior and exterior, and same-side interior angles cut by a transversal. · Prove and use theorems about angles formed by parallel lines and a transversal. · Use the angles formed by a transversal to prove lines are parallel · Prove and apply theorems about perpendicular lines using geometric proofs. · Find the slope of a line in a coordinate plane; and be able to use the slope to identify if lines are parallel or perpendicular. · Graph lines and write their equations in slope-intercept and point-slope form. · Classify lines as parallel, intersecting, or coinciding. |
Lessons 3-1 – 3-6 |
· Holt Text: pp. 152-153 or Alg. 1 textbook on solving equations with two variables (before Lesson 3-2). · Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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= KEY standard
Quarterly Standards Alignment 08-09
Mathematics
GEOMETRY
Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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A1-20.0 GE 5.0 GE 12.0 G 13.0 GE 16.0 GE 17.0 A1-14.0 |
Review: · Solving quadratic equations by factoring or using the quadratic formula for Lesson 4-6. Chapter 4: Triangle Congruence · Classify and solve problems of triangles using their side lengths and interior and exterior angle measures. · Apply theorems about the interior and exterior angles of triangles. · Prove triangles are congruent using definition of congruence, SSS, SAS, ASA, AAS, and HL. · Apply the definition of congruence, SSS, SAS, ASA, AAS, and HL to solve problems. · Use corresponding parts of congruent triangles to prove parts of triangles are congruent. · Position figures in the coordinate plane for use in coordinate proofs. · Prove geometric concepts by using coordinate proof. · Prove theorems about isosceles and equilateral triangles; also, apply properties of isosceles and equilateral triangles to solve problems. |
Lessons 4-1 – 4-8 |
· Holt Text: p. 266 or Alg. 1 textbook on solving quad. equations (before Lesson 4-7). · Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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A1-2.0 A1-5.0 GE 1.0 GE 2.0 GE 6.0 GE 12.0 GE 14.0 GE 15.0 GE 16.0
GE 17.0 GE 20.0 |
Review: · Write expressions in simplest radical form for Lesson 5-6. · Solve multistep problems involving linear inequalities in one variable for Lesson 5-5. Chapter 5: Properties and Attributes of
Triangles · Write geometric proofs by applying theorems about perpendicular and angle bisectors. · Write geometric proofs by applying theorems involving perpendicular bisectors and angle bisectors of triangles. · Apply properties of medians and altitudes of a triangle. · Perform basic constructions with a compass and straightedge of the sides of a triangle to find the centroid. · Prove and use properties of triangle midsegments using coordinate geometry. · Write geometric proofs by using proof of contradiction. · Apply inequalities in one and/or two triangles. · Prove the Pythagorean Theorem. · Use the Pythagorean Theorem and its converse to solve problems. · Use Pythagorean inequalities to classify a triangle as right, obtuse, or acute. · Justify and apply properties of 30°-60°-90° and 45°-45°-90° triangles. |
Lessons 5-1 – 5-8 |
· Holt Text: p. 340 or Alg. 1 textbook on solving compound inequalities (before Lesson 5-5). · Holt Text: p. 346 or Alg. 1 textbook on simplifying radical expressions (before Lesson 5-7). · Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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GE 1.0 GE 2.0 GE 7.0 GE 12.0
GE 17.0 GE 15.0 GE 16.0 |
Chapter 6: Polygons and Quadrilaterals · Classify polygons using their sides and angles. · Find and use the measures of interior and exterior angles of polygons. · Prove and apply properties of parallelograms, rectangles, rhombuses, and squares. · Use properties of parallelograms, rectangles, rhombuses, and squares to solve problems. · Prove that a given quadrilateral is a parallelogram, rectangle, rhombus, or a square. · Use properties of kites and trapezoids to solve problems. |
Lessons 6-1 – 6-6 |
· Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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= KEY standard
Quarterly Standards Alignment 08-09
Mathematics
GEOMETRY
Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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GE 1.0
GE 5.0 GE 17.0 GE 16.0 GE 12.0 GE 11.0 GE 8.0 GE 7.0 |
Chapter 7: Similarity · Write and simplify ratios; use proportions to solve problems. · Identify similar polygons. · Apply properties of similar polygons to solve problems. · Prove triangles are similar by using AA, SSS, or SAS Similarity. · Use triangle similarity to solve problems. · Use properties of similar triangles to find segment lengths. · Apply proportionality and triangle angle bisector theorems to solve problems. · Use ratios to make indirect measurements. · Use scale drawings to solve problems involving triangles and polygons. · Apply similarity properties in the coordinate plane. · Use coordinate proof to prove figures similar. |
Lessons 7-1 – 7-6 |
· Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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GE 4.0
GE 19.0 |
Chapter 8: Right Triangles and
Trigonometry · Use geometric mean to find segment lengths in similar right triangles. · Apply similarity relationships in right triangles to solve problems. · Find the sine, cosine, and tangent of an acute angle. · Use trigonometric ratios to find the side lengths in right triangles and to solve real-world problems. · Solve problems involving angles of elevation and depression. · Use the law of sines and cosines to solve triangles. · Find the magnitude and direction of a vector. · Use vectors and vector addition to solve real-world problems. |
Lessons 8-1 – 8-6 |
· Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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A1-5.0 GE 1.0 GE 8.0 GE 10.0 GE 11.0 GE 12.0 GE 15.0 |
Review: · Solve multistep problems, including word problems, involving linear equations. Chapter 9:
Extending Perimeter, Circumference, and Area · Develop and apply the formulas for the areas of triangles and special quadrilaterals. · Solve problems involving perimeters and areas of triangles and special quadrilaterals. · Develop and apply the formulas for the area and circumference of a circle. · Develop and apply the formula for the area of a regular polygon. · Use the Area Addition Postulate to find the areas of composite figures. · Use composite figures to estimate the areas of irregular shapes. · Find the perimeters and areas of figures in a coordinate plane. · Describe the effect on perimeter and area when one or more dimensions of a figure are changed. · Apply the relationship between perimeter and area in problem solving. · Calculate geometric probabilities. · Use geometric probability to predict results in real-world situations. |
Lessons 9-1 – 9-6 |
· Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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= KEY standard
Quarterly Standards Alignment 08-09
Mathematics
GEOMETRY
Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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GE 1.0 GE 8.0 GE 9.0 GE 11.0 |
Chapter 10: Spatial Reasoning · Classify three-dimensional figures according to their properties. · Use nets and cross sections to analyze three-dimensional figures. · Draw representations of three-dimensional figures. · Recognize a three-dimensional figure from a given representation. · Apply Euler’s formula to find the number of vertices, edges, and faces of a polyhedron. · (Develop and apply the distance and midpoint formulas in three dimensions.) · Learn and apply the formula for the surface area of a prism, cylinder, pyramid, cone, and sphere. · Learn and apply the formula for the volume of a prism, cylinder, pyramid, cone, and sphere. |
Lessons 10-1 – 10-8 |
· Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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GE 1.0 GE 7.0 GE 8.0
GE 21.0 GE 16.0 |
Chapter 11: Circles · Identify tangents, secants, and chords of circles. · Use properties of tangents to solve problems. · Use properties of arcs and chords to solve problems. · Find the arc length and the area of a sector of a circle. · Find the measure of an inscribed angle; use inscribed angles and their properties to solve problems. · Find the measures of angles and side lengths formed by lines that intersect circles. · Use angle measures and side lengths to solve problems. · Write equations and graph circles in the coordinate plane. · Use the equation and graph of a circle to solve problems. |
Lessons 11-1 – 11-7 |
· Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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Standard
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Concepts
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Lesson(s)
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Ancillary Materials
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GE 1.0 A1-21.0 |
Review: · Write a function rule for a given transformation. Chapter 12: Extending Transformational
Geometry · Identify and draw reflections, translations, and rotations. · Apply theorems about isometries. · Identify and draw compositions of glide reflections. · Identify and describe symmetry in geometric figures. · Use transformations to draw tessellations. · Identify regular and semiregular tessellations and figures that will tessellate · Identify and draw dilations. |
Lessons 12-1 – 12-7 |
· Use the On Course Mapping Instruction: A Teacher’s Guide for Planning to assist benchmark, advance, strategic, special needs students, and English learners. |
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