Sin/CscCos/SecTan/Cot Word Problems Misc. 10 20 30 40 50.
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Transcript of Sin/CscCos/SecTan/Cot Word Problems Misc. 10 20 30 40 50.
Trig Values and SOHCAHTOA
Sin/Csc Cos/Sec Tan/Cot Word Problems Misc.
10 10 10 10 10
20 20 20 20 20
30 30 30 30 30
40 40 40 40 40
50 50 50 50 50
Question 1 - 10
SinΘ = 1/√2
Answer 1 – 10
45⁰
Question 1 - 20
Sin = opposite/?
Answer 1 – 20
Hypotenuse
Question 1 - 30
Csc30 =2/?
Answer 1 – 30
1
Question 1 - 40
? = hypotenuse/opposite
Answer 1 – 40
Cosecant
Question 1 - 50
CscΘ = 2/√3
Answer 1 – 50
60⁰
Question 2 - 10
Cos = ?/hypotenuse
Answer 2 – 10
Adjacent
Question 2 - 20
SecΘ = 2
Answer 2 – 20
60⁰
Question 2 - 30
? = hypotenuse/adjacent
Answer 2 – 30
Secant
Question 2 - 40
Cos30 = ?/2
Answer 2 – 40
√3
Question 2 - 50
Sec30 = ?/√3
Answer 2 – 50
2
Question 3 - 10
Tan = ?/adjacent
Answer 3 – 10
Opposite
Question 3 - 20
Tan45 = ?
Answer 3 – 20
1
Question 3 - 30
Cot30 = ?
Answer 3 – 30
√3
Question 3 - 40
TanΘ = 1/√3
Answer 3 – 40
30
Question 3 - 50
Cot45 = ?
Answer 3 – 50
1
Question 4 - 10
Answer 4 – 10
1
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/3535tan30 = xX = 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/5757tan55 = xX = 81.404 feet
Question 4 - 40
Answer 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/100100tan60 = xX = 173.205 meters tall
Question 5 - 10
? Is the opposite of Secant
Answer 5 – 10
Cosine
Question 5 - 20
True/FalseOne 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?
Answer 5 – 50