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Mastering Exterior Angles: Solve for Unknown Angles

Authored by Anthony Clark

English, Mathematics

8th Grade

CCSS covered

Mastering Exterior Angles: Solve for Unknown Angles
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A triangle has one exterior angle measuring 120 degrees. If one of the interior angles is 50 degrees, what is the measure of the other interior angle?

90 degrees

70 degrees

60 degrees

80 degrees

Tags

CCSS.8.G.A.5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a triangle, one exterior angle measures 135 degrees. If the two remote interior angles are equal, what is the measure of each interior angle?

45 degrees

90 degrees

67.5 degrees

120 degrees

Tags

CCSS.8.G.A.5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A park is designed in the shape of a triangle. One exterior angle at a corner of the park is 110 degrees. If one of the interior angles is 40 degrees, what is the measure of the third interior angle?

90 degrees

60 degrees

70 degrees

80 degrees

Tags

CCSS.8.G.A.5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

During a construction project, an architect finds that one exterior angle of a triangular building design is 150 degrees. If one of the interior angles is 70 degrees, what is the measure of the other interior angle?

80 degrees

100 degrees

90 degrees

60 degrees

Tags

CCSS.8.G.A.5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A triangular garden has an exterior angle of 100 degrees. If one of the interior angles is 30 degrees, what is the measure of the remaining interior angle?

90 degrees

80 degrees

70 degrees

60 degrees

Tags

CCSS.8.G.A.5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a triangle, the exterior angle is 180 degrees minus the smallest interior angle, which is 30 degrees. What is the measure of the exterior angle?

120 degrees

150 degrees

180 degrees

90 degrees

Tags

CCSS.8.G.A.5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A triangular sign has an exterior angle of 160 degrees. If one of the interior angles is 50 degrees, what is the measure of the other interior angle?

130 degrees

140 degrees

110 degrees

90 degrees

Tags

CCSS.8.G.A.5

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