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Boyertown Area School District Non-Academic Geometry Course Pacing Guide Textbooks: CPM, McDougal Littell Geometry, Pearson Geometry Course Description: This is an investigative, problem solving approach to understanding and applying geometric concepts including polygons, circles, angles, lines, area, perimeter and logic skills Quarter 1 Unit 1: Basics of Geometry -Basic terms -Segment postulates -Distance formula & simplifying radicals -angle postulates -types of angles -Angle and segment bisectors -Vertical angles, linear pairs -Complementary, supplementary angles -Introduce perimeter and area (optional) Unit 2: Parallel and Perpendicular & Algebra review -Relationship between lines -Angles formed by traversals -Identifying parallel and perpendicular lines including those in a coordinate plane using slope -Equations of parallel and perpendicular lines -Algebra: equations of lines, graphing, solving linear Quarter 2 Unit 3: Similarity -Ratios and proportions -identifying similar polygons, including triangles Unit 4: Congruency -Congruent triangles and angles -Applying congruent triangles -Isosceles, right and equilateral triangles -triangles in the coordinate plane Unit 5: Properties of triangles -mid-segment -midpoint -altitudes -angle bisectors and perpendicular bisectors (if time) -tringle inequality (if time) Quarter 3 Unit 6: Quadrilaterals -Identifying and describing polygons -Properties of parallelograms -Interior angles of quadrilaterals -Properties of rhombi, kites, rectangles, squares, trapezoids -Coordinate geometry with quadrilaterals -Area of quadrilaterals Unit 7:Trigonometry to solve triangles -Right triangle trig (sine, cosine, tangent) -Law of sines -Law of cosines Unit 8:Circles -Segments and lines -Properties of tangents -Arcs and chords of a circle -Inscribed angles -Central angles Quarter 4 Unit 9:Area of Polygons and circles -apothems -interior and exterior angles of polygons -circumference and area of circle -area of polygons -perimeter of polygons -area of sector -arc length Unit 10:Surface Area & Volume -prism -cylinder -pyramid -cone -sphere Unit 11: Transformations if time -reflections -translations -rotations Unit 12: Extra algebra and trig topics if time