Geometry: 8.1 - 8.3 Review

Geometry: 8.1 - 8.3 Review

Polygon Interior Angles Theorem

The sum of the measures of the interior angles of an n-gon is  $\left(n-2\right)\times180\degree$  

Multiple Choice

What is the sum of the interior angles for a      24-gon

• 3960
• 360
• 15
• 4280

Multiple Choice

The sum of the interior angles in a polygon is 3,240^o. How many sides are in the polygon?

• 10

• 582,840

• 18

• 20

Multiple Choice

Find the value of x.

• 110

• 90

• 130

• 120

Multiple Choice

What is the measure of ONE interior angle in a regular pentagon (5-sides)?

• 90°

• 108°

• 120°

• 180°

Polygon Exterior Angles Theorem

The sum of the measures of the exterior angles of all polygons is $360\degree$  

Multiple Choice

What is the sum of exterior angles for a 27-gon?

• 4860

• 4500

• 360

• 270

Multiple Choice

Find the value of y.

• 125

• 135

• 140

• 110

Multiple Choice

What is the measure of a single exterior angle for a regular pentagon?

• 360

• 108

• 72

• 36

Properties of Parallelograms

• Both pairs of opposite sides are congruent

• Both pairs of opposite angles are congruent

• Consecutive angles are supplementary

• Diagonals bisect each other

Multiple Choice

Find m∠U.

• 95°

• 85°

• 75°

• 90°

Multiple Choice

The figure is a parallelogram.

Solve for x.

• 7

• 2

• 0

• 4

Multiple Choice

The figure is a parallelogram.

Solve for x.

• 1

• 11

• 7

• 6

Multiple Choice

Find the value of x and y.

• x = 4, y = 4

• x = 4, y = 116

• x = 3, y = 116

• x = 116, y = 116

Multiple Choice

Solve for X

• 22
• 16
• 40
• 35