Chapter 6 Quadrilaterals - Reveiw

What is the sum of the interior angles of an octagon?

• 180

• 360

• 1080

• 1440

What is the measure of each exterior angle of a regular pentagon?

• 60

• 72

• 36

• 108

A convex pentagon has interior angles with measures (5x – 12)°, (2x + 100)°, (4x + 16)°, (6x + 15)°, and (3x + 41)°. Find the value of x.

• 1

• 10

• 19

• 37

In parallelogram ABCD, m∠1 = x + 12, and m∠2 = 6x – 18. Find m∠1.

• 18

• 6

• 30

• 12

In parallelogram ABCD, m∠A = 58. Find m∠B.

• 58

• 122

• 61

• 116

Find the coordinates of the intersection of the diagonals of parallelogram XYZW with vertices X(2, 2), Y(3, 6), Z(10, 6), and W(9, 2).

• (6, 4)

• (2.5, 4)

• (7.5, 6)

• (5.5, 2)

Determine whether ABCD is a parallelogram. Justify your answer.

• Yes, ABCD is a parallelogram. It has one pair of sides both parallel and congruent.

• No, ABCD is not a parallelogram. It only shows one pair of sides parallel.

• No, ABCD is not a parallelogram. It only shows one pair of sides congruent.

• Yes, ABCD is a parallelogram. ∠A ≅ ∠C

Given rectangle ABCD, find the value of x.

• 22

• 40

• 20

• 35

ABCD is a rectangle with B(–4, 6), C(–4, 2), and D(10, 2). Find the coordinates of A.

• (6, 4)

• (10, 4)

• (2, 6)

• (10, 6)

For isosceles trapezoid MNOP, find m∠MNP

• 44

• 64

• 80

• 116