Identifying Parts of Right Triangle Trigonometry

What is the cosine of θ?

• 15/8

• 15/17

• 17/15

• 8/15

What is the cotangent of angle C?

• 7/24

• 25/24

• 7/25

• 24/7

What is the sine of A?

• 7√65∕65

• 7/65

• √7/65

• √65/7

If tanθ = 3/4, what is cosθ?

• 3/5

• 4/5

• 4/3

• not enough information

If the sinθ=7/12, what is cosθ?

• 12√95/95

• 12/95

• 12/√95

• √95/12

Determine the value of: sin(C)

• 7 / 25

• 24 / 25

• 25 / 7

• 24 / 7

Determine the value of: cos(C)

• 7 / 25

• 24 / 25

• 25 / 7

• 24 / 7

Consider angle B in the diagram below. What is the length of "adjacent side" to angle <B?

• 6

• 8

• 10

• not possible to determine

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

• sine

• cosine

• tangent

• none of these

Which trig ratio or function should you use to find the value of "h"?

• sine

• cosine

• tangent

• an inverse trig function