NC.8.G.5 Exam Prep

A triangle has exterior angles measuring 115°, 125°, and x°. What is the value of x?

• 100°

• 110°

• 120°

• 130°

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NC.8.G.5

A triangle has an exterior angle of 140°. The two non-adjacent interior angles are x and (x + 20)°. What is the measure of the largest interior angle?

• 40°

• 60°

• 70°

• 80°

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NC.8.G.5

In a right triangle, one acute angle measures 4x and the other acute angle measures 5x. Find the value of x.

• 10

• 15

• 20

• 25

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NC.8.G.5

If ∠6 and ∠4 are alternate exterior angles, and ∠6 is 130°, which angle is also 130° because it is a corresponding angle to ∠6?

(a)  

• ∠1
• ∠3
• ∠4
• ∠2
• ∠5
• ∠7
• ∠8

In a triangle, an exterior angle is 115°. One of the non-adjacent interior angles is 25° greater than the other. If the smaller of these two angles is x°, what is the value of x?

• 45

• 50

• 70

• 90

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NC.8.G.5

Lines a and b are parallel. What is the value of x?

• 5

• 8

• 10

• 12

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NC.8.G.5

Lines a and b are parallel. What is the measure of ∠S?

Lines a and b are parallel. What is the value of x?

What is the measure of ∠x?

• 50°

• 60°

• 70°

• 80°

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NC.8.G.5

What is the measure of ∠HGE?

• 25°

• 45°

• 65°

• 75°

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NC.8.G.5