Geometry Module Quiz

What is the length of the shorter leg in a 30-60-90 triangle if the hypotenuse is 2√23?

• 2√23

• 23

• √23

• 2

In a 45-45-90 triangle, if one leg is √35, what is the length of the other leg?

• 35

• √35

• √70

• 17.5

Which trigonometric function relates the adjacent side to the hypotenuse in a right triangle?

• Secant

• Sine

• Cosine

• Tangent

If the adjacent side is 4 and the angle is 66 degrees, what is the hypotenuse rounded to the nearest tenth?

• 8.9

• 9.8

• 10.2

• 7.5

Using the sine function, how do you find the hypotenuse if the opposite side is √21 and the angle is 37 degrees?

• Multiply √21 by sine 37

• Divide √21 by sine 37

• Multiply √21 by cosine 37

• Divide √21 by cosine 37