Geometry Semester 1 Final Exam 1-15

Front

What is the value of x in the equation?

Back

x = 29

Front

What is the coordinate notation for the translation of a point (x, y) to (x-5, y-7)?

Back

(x, y) → (x-5, y-7)

Front

What is the definition of an obtuse angle?

Back

An obtuse angle is an angle with a measure between 90° and 180°.

Front

Find the midpoint between G(-1, 2) and H(-3, -4).

Back

Midpoint = (-2, -1)

Front

What is the measure of an angle that is 29°?

Back

29° is an acute angle.

Front

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

Back

Midpoint = (\frac{x1 + x2}{2}, \frac{y1 + y2}{2})

Front

What is the definition of a right angle?

Back

A right angle is an angle that measures exactly 90°.

Front

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

Back

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

Front

What is the definition of a complementary angle?

Back

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

Front

What is the definition of a supplementary angle?

Back

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