Math Enrichment - Exam Review #2

Front

What is the formula to find the midpoint of a line segment with endpoints (x1, y1) and (x2, y2)?

Back

The midpoint M is given by M = ((x1 + x2)/2, (y1 + y2)/2).

Front

Calculate the midpoint of the points M(3, -1) and N(7, -5).

Back

The midpoint is (5, -3).

Front

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

Back

Front

Find the distance between the points (1, 3) and (5, 6).

Back

The distance is 5.

Front

What is the definition of a midpoint in geometry?

Back

A midpoint is the point that divides a line segment into two equal parts.

Front

How do you find the distance between two points on a coordinate plane?

Back

Front

What is the measure of an angle that is complementary to a 70° angle?

Back

The complementary angle is 20°.

Front

What is the definition of complementary angles?

Back

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

Front

What is the measure of an angle that is supplementary to a 70° angle?

Back

The supplementary angle is 110°.

Front

What is the definition of supplementary angles?

Back

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