# Sin/CscCos/SecTan/Cot Word Problems Misc. 10 20 30 40 50.

## Presentation on theme: "Sin/CscCos/SecTan/Cot Word Problems Misc. 10 20 30 40 50."— Presentation transcript:

Sin/CscCos/SecTan/Cot Word Problems Misc. 10 20 30 40 50

Question 1 - 10 SinΘ = 1/√2

Question 1 - 20 Sin = opposite/?

Question 1 - 30 Csc30 =2/?

Question 1 - 40 ? = hypotenuse/opposite

Question 1 - 50 CscΘ = 2/√3

Question 2 - 10 Cos = ?/hypotenuse

Question 2 - 20 SecΘ = 2

Question 2 - 30 ? = hypotenuse/adjacent

Question 2 - 40 Cos30 = ?/2

Question 2 - 50 Sec30 = ?/√3

Question 3 - 10 Tan = ?/adjacent

Question 3 - 20 Tan45 = ?

Question 3 - 30 Cot30 = ?

Question 3 - 40 TanΘ = 1/√3

Question 3 - 50 Cot45 = ?

Question 4 - 10

Question 4 - 20 A man is staring at a tree at a 30 degree angle, 43 yards from the tree. How tall is the tree?

Answer 4 – 20 Tan30 = x/35 35tan30 = x X = 20.207 yards

Question 4 - 30 A man in a car is staring up to the top of his work building at a 55 degree angle. He is 57 feet away from the building. What is the height of the office building?

Answer 4 – 30 Tan55 = x/57 57tan55 = x X = 81.404 feet

Question 4 - 40

Question 4 - 50 A fisherman was out on a fishing trip when he noticed a lighthouse 100 meters away. He was wondering how tall the lighthouse was. Looking up at a 60 degree angle, how tall was the lighthouse?

Answer 4 – 50 Tan60 = x/100 100tan60 = x X = 173.205 meters tall

Question 5 - 10 ? Is the opposite of Secant

Question 5 - 20 True/False One can use SOHCAHTOA on any triangles

Answer 5 – 20 False; only right triangles

Question 5 - 30 How many special triangles are there with SOHCAHTOA?

Answer 5 – 30 2; 30-60-90 triangles and 45-45-90 triangles

Question 5 - 40 How many trig functions are there?

Answer 5 – 40 6; sin, cos, tan, csc, sec, cot

Question 5 - 50 What does SOHCAHTOA stand for?