Warm-up Two silk worms had a race… they ended up in a tie! No matter how much you push the envelope, it’s still stationary!

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Presentation transcript:

Warm-up Two silk worms had a race… they ended up in a tie! No matter how much you push the envelope, it’s still stationary!

Agenda 6-1 Quadrilaterals 6-2 Parallelograms Homework

Quadrilateral Parallelogram Rectangle Square Rhombus Trapezoid Isosceles Trapezoid

Chapter 6 – Exploring Quadrilaterals Definition – four-sided, closed polygons

Quadrilaterals Total measure of interior angles is 360.

Parallelograms

Parallelogram Theorems Theorem 6-1 Opposite sides of a parallelogram are congruent. Theorem 6-2 Opposite angles of a parallelogram are congruent. Theorem 6-3 Consecutive angles in a parallelogram are supplementary.

One more theorem Theorem 6-4 The diagonals of a parallelogram bisect each other.

All polygons with more than 3 sides have diagonals.

Example 1

Example 2

Tests for Parallelograms

Class work Page 295 #17-35

Homework Page 295 #17-26

Homework #27

Homework #28

Homework #29

Homework #30-32

Homework #33

Homework #34

Homework #35

Answers Ahead

6-1 Study Guide

Homework 6-1 Study Guide and Practice 6-2 Study Guide and Practice