Module 3 Test Fall 2025

Front

What type of special triangle has angles of 30°, 60°, and 90°?

Back

30°-60°-90° triangle

Front

What is an angle of elevation?

Back

An angle formed by a horizontal line and a line of sight to an object above the horizontal line.

Front

What is an angle of depression?

Back

An angle formed by a horizontal line and a line of sight to an object below the horizontal line.

Front

In a 30-60-90 triangle, if the shortest side is 6, what is the length of the longer leg?

Back

3√3

Front

In a 30-60-90 triangle, if the hypotenuse is 12, what is the length of the shorter leg?

Back

6

Front

What is the formula to find the length of the other leg in a right triangle?

Back

Use the Pythagorean theorem: a² + b² = c².

Front

If one leg of a right triangle is 10 cm and the hypotenuse is 12 cm, how long is the other leg?

Back

6.6 cm (rounded to the nearest tenth).

Front

What is the hypotenuse in a right triangle?

Back

The longest side opposite the right angle.

Front

What is the relationship between the sides of a 45°-45°-90° triangle?

Back

The legs are equal, and the hypotenuse is √2 times the length of a leg.

Front

What is the value of x if x² = 36?

Back

x = 6.