Isosceles Triangles Practice

The measure of the vertex angle of an isosceles triangle is 113°. What is the measure of a base angle?

• 113°

• 33.5°

• 67°

• 56.6°

Tags

CCSS.8.G.A.5

The measure of a base angle of an isosceles triangle is 45°. What is the measure of the vertex angle?

• 135°

• 64.5°

• 90°

• 45°

Tags

CCSS.8.G.A.5

What is the measure of the missing angle?

• 114°

• 106°

• 96°

• 111°

Tags

CCSS.7.G.B.5

What is the measure of the missing angle?

• 60°

• 75°

• 98°

• 55°

Tags

CCSS.8.G.A.5

What is the measure of the missing angle?

• 40°

• 51°

• 32°

• 50°

Tags

CCSS.8.G.A.5

Use the Isosceles Triangle Theorem to find the value of x.

• -7

• -8

• -12

• 6

Tags

CCSS.HSG.CO.C.9

Use the Isosceles Triangle Theorem to find the value of x.

• 10

• 7

• 12

• -6

Tags

CCSS.8.G.A.5

Use the Isosceles Triangle Theorem to find the value of x.

• 11

• -6

• 8

• 9

Tags

CCSS.HSG.SRT.B.4

• 11

• 8

• -7

• -9

Tags

CCSS.8.G.A.5

• -8

• 10

• 12

• 6

Tags

CCSS.HSG.CO.C.9