Geometry Review

Front

What type of angle is formed at the corners of a standard road sign?

Back

Right angle

Front

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

Back

180 degrees

Front

If ∠C = 116°, what is the measure of angle C?

Back

∠C = 116°

Front

If x + 5 = 24, what is the value of x?

Back

x = 19

Front

If x - 4 = 2, what is the value of x?

Back

x = 6

Front

What type of angle is less than 90 degrees?

Back

Acute angle

Front

What type of angle is greater than 90 degrees but less than 180 degrees?

Back

Obtuse angle

Front

What is the measure of a straight angle?

Back

180 degrees

Front

In a right triangle, what is the relationship between the angles?

Back

One angle is 90 degrees, and the sum of the other two angles is 90 degrees.

Front

What is the formula for the sum of the interior angles of a polygon?

Back

(n-2) × 180 degrees, where n is the number of sides.