### Grade 5 - Unit 8 Math

 Unit 8: Geometry Text Mr. Yen's Videos Page Youtube Video Names and Links Chapter 18 - Angles and Lines Lesson 1 - Hands On: Measure and Draw Angles 390 Lesson 2 - Classify Angles 394 Classifying Angles Classifying Angles Lesson 3 - Lines and Line Segments 398 Points, Line Segments, and Lines Points, Line Segments, and Lines Lesson 4 - PS Field Trip: Petaluma Adobe SHP 402 Review/Test 406 Chapter 19 - Triangles and Quadrilaterals Lesson 1 - Hands On: Sums of Angle Measures 410 Lesson 2 - Triangles 412 Lesson 3 - QuadrilateralsLesson 3a 416 Classifying Triangles Classifying Triangles Lesson 4 - Congruence 420 Quadrilaterals Quadrilaterals Lesson 5 - PS Plan: Missing Angle Problems 422 Sums of Angles in a Quadrilateral and Triangle Sum of Angles in Quadrilaterals and Triangles Review/Test 426 Chapter 20 - Geometric Figures Lesson 1 - Hands On: Construct Parallel and Perpendicular Lines 430 Lesson 2 - Hands On: Construct Triangles and Rectangles 432 Area of Rectangles and Squares Area of Rectangles and Squares (Youtube) Lesson 3 - Perimeter and Area of Complex FiguresLesson 3a 436 Perimeter of Complex Figures Perimeter of Complex Figures (Youtube) Lesson 4 - Problem Solving Plan: Multistep Problems 438 Area of Complex Figures Area of Complex Figures (Youtube) Review/Test 442