Geometry Semester 1 Final Review

Front

The middle of a line is called the _______________.

Back

midpoint

Front

What does the 4 represent in y=4x+3?

Back

slope

Front

If ∠A ≅ ∠M, what can we say about angles A and M?

Back

They are congruent angles.

Front

Angle 1 = 27°; Find the measure of angle 4 if angle 1 and angle 4 are equal.

Back

27°

Front

Find the perimeter of a triangle with sides measuring 6 cm, 7 cm, and 7 cm.

Back

20 cm

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height

Front

What do parallel lines have in common?

Back

They never intersect and have the same slope.

Front

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

Back

180°

Front

If two angles are complementary, what is their sum?

Back

90°

Front

What is the definition of a right angle?

Back

An angle that measures exactly 90°.