Geometry Review (Unit 1 Essentials of Geometry)

Front

Name the relationship between two angles that share a common vertex and a common side but do not overlap.

Back

Adjacent angles are angles that have a common vertex and a common side, but do not overlap.

Front

What vocabulary word means for two angles to add together to equal 180 degrees?

Back

Supplementary angles are two angles whose measures add up to 180 degrees.

Front

Find the distance between the points (2, 3) and (10, 7).

Back

The distance is 8.5.

Front

Classify the angle that measures 90 degrees.

Back

Right angle.

Front

What vocabulary word means for segments to have the same length?

Back

Congruent segments are segments that have the same length.

Front

What is the sum of the interior angles of a triangle?

Back

The sum of the interior angles of a triangle is 180 degrees.

Front

What do you call an angle that measures less than 90 degrees?

Back

An acute angle.

Front

What do you call an angle that measures more than 90 degrees but less than 180 degrees?

Back

An obtuse angle.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2πr, where r is the radius.