Semester 1 Final review

Front

What is the measure of an angle that is complementary to 81°?

Back

The measure of an angle that is complementary to 81° is 9°.

Front

Define complementary angles.

Back

Complementary angles are two angles whose measures add up to 90°.

Front

What is the formula to find the distance between two points (x1, y1) and (x2, y2)?

Back

Front

Back

x = 5.

Front

What is a linear pair of angles?

Back

A linear pair of angles are two adjacent angles that form a straight line, and their measures add up to 180°.

Front

Back

Front

What is the measure of an angle that is supplementary to 50°?

Back

The measure of an angle that is supplementary to 50° is 130°.

Front

If two angles are supplementary, what is the sum of their measures?

Back

The sum of the measures of two supplementary angles is 180°.

Front

Calculate the distance between the points (1,4) and (4,0).

Back

The distance is 5.

Front

What is the definition of a bisector in geometry?

Back

A bisector is a line or segment that divides an angle or a segment into two equal parts.