3/1 Quadrilaterals Live Lesson

3/1 Quadrilaterals Live Lesson

Welcome to class! Please have your notes ready to go!

Multiple Choice

Warm-Up:

1) How do you know that the quadrilateral is a parallelogram?

• diagonals are equal

• diagonal bisect each other

• opposite sides are parallel

• opposite sides are equal

Multiple Choice

Warm-Up:

2) How do you know that the quadrilateral is a parallelogram?

• opposite angles are equal

• diagonal bisect each other

• opposite sides are parallel

• opposite sides are equal

Multiple Choice

Warm-Up:

3) Solve for x!

• x = 60

• x = 80

• x = 50

Open Ended

What does

 $\angle BAC$  = ?