Unit 4 Sem. 1 Review

Front

What is the measure of x in a right triangle if the angles are 45°, 45°, and 90°?

Back

x = 45°

Front

What is the value of x if it is the solution to the equation x^2 = 16?

Back

x = 4

Front

What is the value of x if it is the solution to the equation x^2 = 36?

Back

x = 6

Front

In a 30-60-90 triangle, how do you find the short leg if the long leg is given as 7?

Back

Divide 7 by √3

Front

In a 30-60-90 triangle, how do you find the long leg if the short leg is given as 4?

Back

Multiply 4 by √3

Front

What is the relationship between the angles in a right triangle?

Back

The sum of the angles in a right triangle is 180°, with one angle being 90°.

Front

What is the formula for the Pythagorean theorem?

Back

a² + b² = c², where c is the hypotenuse.

Front

What is the value of sin(30°)?

Back

sin(30°) = 1/2

Front

What is the value of cos(60°)?

Back

cos(60°) = 1/2

Front

What is the value of tan(45°)?

Back

tan(45°) = 1