Review Right Triangle Trigonometry Test

In Right Triangle ABC with right angle C. If the

Cos A = 9/41, what is the Sin B?

• 40/41

• 41/9

• 9/41

• 40/9

In right triangle DEF with right angle D.  If
Tan E = 5/12, what is Tan F?

• 12/5

• 5/12

• 12/13

• 13/12

Find m∠N

• 14

• 65

• 76

• 53

A 16 foot ladder leans 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

What is the correct equation to solve for x?

• tan (45) = x/13

• cos (45) = x/13

• sin (45) = 13/x

• sin (45) = x/13

• 4 units

• 4\sqrt{3} units

• 8 units

• 8\sqrt{3} units

What is the value of tanθ?

• 1.33

• 0.8

• 0.75

• 0.6

What is the value of cos(60°)?

• 0.5

• 0.577...

• 0.866...

• 2

Which trig function would you use with this diagram?

• ^Sin

• ^Cos

• ^Tan

• ^Wha??

What is the sin(x) in the figure?

• 3/5

• 3/4

• 4/5

• 5/3