PreCalc Rt Triangle Trig

A radio transmission tower is 150 feet tall. How long should a guy wire be if it is to be attached 5 feet from the top and is to make an angle of 20° with the ground? Give your answer to the nearest tenth of a foot.

• 159.6 ft

• 424.0 ft

• 154.3 ft

• 438.6 ft

Tags

CCSS.HSG.SRT.C.8

A surveyor standing 58 meters from the base of a building measures the angle to the top of the building and finds it to be 38°. The surveyor then measures the angle to the top of the radio tower on the building and finds that it is 50°. How tall is the radio tower?

• 8.72 m

• 8.42 m

• 12.33 m

• 23.81 m

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

In Triangle ABC, where B is the right angle, AB=8 cm and BC=11 cm. Determine the tangent ratio of A, to the nearest thousandth.

• 0.520

• 0.727

• 1.375

• 1.536

Tags

CCSS.HSG.SRT.C.6

In Triangle ABC, where angle B is the right angle, AB = 3 and BC = 8. Determine the measure of angle C, to the nearest degree.

• 19

• 20

• 21

• 22

Tags

CCSS.HSG.SRT.C.8

In Triangle TUV, UV = 8, U = 90 degrees, and T = 38 degrees. Determine the measure of angle V.

• 42

• 52

• 90

• 128

Tags

CCSS.8.G.A.5

In triangle ABC, Angle C is a right angle and Angle A = 60 degrees. If b = 5, what is the exact value of a?

• 5

• 5√2

• 5√3

• 10

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

In triangle ABC, Angle C is a right angle and Angle A = 60 degrees. If a = 2√3, then the exact value of b is

• 2

• 6

• 4√3

• 12

Tags

CCSS.HSG.SRT.C.8

In Triangle ABC, angle C is a right angle, angle B is 45 degrees. If c = 12, then the exact value of b is

• 6

• 9

• 4√3

• 6√2

Tags

CCSS.HSG.SRT.C.8

In Triangle ABC, angle C is a right angle, angle B is 45 degrees. If c = 5√6, then the exact value of b is

• 10

• 5

• 5√3

• 5√2

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

In which quadrant does -285° lie?

• I

• II

• III

• IV

Tags

CCSS.HSF.TF.A.2