Right Triangle Trigonometry - Refresher

The ratio in a right triangle of adjacent to hypotenuse is _____

• sine

• cosine

• tangent

• hypotenuse

What is the measure of the side of the triangle that is opposite to angle A

• 13

• 12

• 5

• not enough information given

Consider angle B in the diagram below.

What is the length of "adjacent side" to angle <B?

• 6

• 8

• 10

• not possible to determine

What is sin(A) ?

• $\frac{12}{37}$

• $\frac{12}{35}$

• $\frac{35}{37}$

• $\frac{35}{12}$

What is the cosine of angle P?

• p/q

• p/r

• q/r

• r/q

Determine the value of: cos(C)

• 7 / 25

• 24 / 25

• 25 / 7

• 24 / 7

Determine the value of: tan(C)

• 7 / 25

• 24 / 25

• 25 / 7

• 24 / 7

Which trigonometric function would you use to find "h", the height of the tree?

• sine

• cosine

• tangent

• none of these

What is the value of "x" in the diagram below?

• 2.5

• 5

• 5√3

• 10

Kevin leans a 16 foot ladder l against a building. If the angle the ladder makes with the ground is 68°, how high up the building does the ladder reach?

• 39.6

• 6.0

• 14.8

• 13.6