Trigonometric Ratios Answers

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What are the input and output values for determining the sine of 60°?

A
input: ; output: 60°
Option A
B
input: 60°; output:
Option B
C
input: 60°; output:
Option C
D
input: ; output: 60°
Option D
3

✔ cos(L)cos(M)cos(N)

A
✔ cos(L)
B
cos(M)
C
cos(N)
4

What are the ratios of sine, cosine, and tangent for angle Y?

A
sin(Y) = [image 1] ; cos(Y) = [image 2] ; tan(Y) = [image 3]
Option A
B
sin(Y) = [image 1] ; cos(Y) = [image 2] ; tan(Y) = [image 3]
Option B
C
sin(Y) = [image 1] ; cos(Y) = [image 2] ; tan(Y) = [image 3]
Option C
D
sin(Y) = [image 1] ; cos(Y) = [image 2] ; tan(Y) = [image 3]
Option D
5

80✔ 90X 180

Answers:
m∠L + m∠M = °:90
sin(L) =:cos(M)
sin(M) =:cos(L)
6

Consider ΔABC ~ ΔXYZ.

Answers:
Selection 1:3/4
Selection 2:3/4
Selection 3:tan(X) = tan(A)
8

✔ 1/2X 1/32/1

A
✔ 1/2
B
X 1/3
C
2/1
9

⇒ 6/10

Answer:

6/10

10

cos(L)✔ cos(M)cos(N)

A
cos(L)
B
✔ cos(M)
C
cos(N)
11

✔ 3/43/54/5

A
✔ 3/4
B
3/5
C
4/5
12

tan(X) > tan(A)tan(X) < tan(A)✔ tan(X) = tan(A)

A
tan(X) > tan(A)
B
tan(X) < tan(A)
C
✔ tan(X) = tan(A)
13

✔ 1/21/32/1

A
✔ 1/2
B
1/3
C
2/1
14

Consider ΔABC ~ ΔXYZ.

Answers:
Selection 1:3/4
Selection 2:3/4
Selection 3:tan(X) = tan(A)

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