Geometry Ch. 1 & 2 Vocab Review

Complementary angles

• are equal in measure

• add up to 90 degrees

• add up to 180 degrees

Supplementary angles

• are equal in measure

• add up to 90 degrees

• add up to 180 degrees

Vertical angles

• are equal in measure

• add up to 90 degrees

• add up to 180 degrees

PIck the correct image of vertical angles

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A linear pair is also known as

• a right angle

• a straight angle

• vertical angles

A regular polygon

• has many sides

• has many sides of equal length

• has many sides but all are different lengths

Select the correct image demonstrating convex polygon(s)

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Pick the correct diagram demonstrating concave polygon(s)

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An acute angle

• is less than 90 degrees

• is exactly 90 degrees

• is more than 90 degrees

An obtuse angle

• is less than 90 degrees

• is exactly 90 degrees

• is more than 90 degrees