Geometry Interim Review

In the accompanying picture, what is one pair of alternate interior angles?

• Angle 1 and Angle 2

• Angle 4 and Angle 5

• Angle 4 and Angle 6

• Angle 6 and Angle 8

In the accompanying diagram, line l is parallel to line m, and line t is a transversal. Which must be a true statement?

• Angle 1 + Angle 4 = 180

• Angle 1 + Angle 8 = 180

• Angle 3 + Angle 6 = 180

• Angle 2 + Angle 5 = 180

In the diagram, parallel lines AB and CD are cut by transversal EF. If Angle 2= 72, what is the measure of angle 1?

• 72

• 128

• 108

• 92

In the diagram, parallel lines AB and CD are cut by transversal EF. If AngleAEF = 40, the Angle DFE.

• 180

• 140

• 50

• 40

• 1

• 20

• 60

• 120

If angle EGA = (2x +30) and angle EHC = (2+80), find x.

• 50

• 70

• 16.6

• 80

• 32

• 60

• 40

• 32

The measures of two complementary angles are represented by x+5 and 4x-15. Find the value of x.

• 20

• 38

• 63

• 25

• 55

• 75

• 60

• 50

The measures of the angles of a triangle are represented by (3x-20), (7x+30), and (2x +50). Find x.

• 8

• 10

• 12

• 14