Polygons and Quadrilaterals Review

What is the correct value of x?

• x = 34

• x = 93

• x = 75

• x = 65

Which could help you to prove that a shape is a square? (Choose all that apply)

• All sides are congruent

• Opposite sides are parallel

• Diagonals are congruent

• Diagonals bisect each other

• Diagonals are perpendicular

Solve for x

• 2

• 3

• 4

• 10

ABCD is a parallelogram.

If AC = 8x - 14 and EC = 2x + 11, solve for x.

• 7

• 8.5

• 9

• 9.5

What is the formula for the sum of interior angles in a polygon?

• 180(n−2)÷n

• 360

• 360/n

The sum of the exterior angles of a polygon is __________________.

• 360

• n

• (n - 2)180

• (n - 1)180

How do the interior and exterior angles of a polygon relate?

• They are complementary

• They are congruent

• They are supplementary

• They have no relationship

An interior angle of a regular polygon measures 135⁰.  How many sides does the polygon have?

• 8

• 6

• 4

• 10

Solve for x.

• 80

• 110

• 17

• 60

Consecutive angles in a parallelogram must be

• congruent

• complementary

• supplementary

• opposite