Special Right Triangles

Question 1

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

Revolt · Accepted Answer

sin(Y) = ; cos(Y) = ; tan(Y) =

Question 2

Change the scale factor to 3. What is the ratio of the side length of the side opposite ∠A to the length of the hypotenuse?

Revolt · Accepted Answer

1/2

Question 3

What is the ratio of the side length of the side opposite any 30° angle and the length of the hypotenuse?

Revolt · Accepted Answer

1/2

Question 4

When the scale factor is 1, what is the ratio of the side length of the side opposite ∠A and the length of the hypotenuse?

Revolt · Accepted Answer

1/2

Question 5

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

Revolt · Accepted Answer

input: 60°; output:

Question 6

Which trigonometric ratios are correct for triangle XYZ? Check all that apply. tan(Y) = cos(X) = tan(X) = sin(Y) = cos(Y) =

Revolt · Accepted Answer

tan(Y) =; tan(X) =; sin(Y) =

Question 7

m∠L + m∠M = °

Revolt · Accepted Answer

90

Question 8

Consider ΔABC ~ ΔXYZ. | What is the value of tan(A)? | What is the value of tan(X)? | What is true about the two tangent ratios?

Revolt · Accepted Answer

3/4

Question 9

sin(L) =

Revolt · Accepted Answer

cos(M)

Question 10

Consider ΔABC ~ ΔXYZ. | What is the value of tan(A)? | What is the value of tan(X)? | What is true about the two tangent ratios?

Revolt · Accepted Answer

3/4

Special Right Triangles Answers