Special Right Triangles

Question 1

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

A: 1/2

Question 2

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

Revolt · Accepted Answer

B: input: 60°; output:

Question 3

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

Revolt · Accepted Answer

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

Question 4

m∠L + m∠M = °

Revolt · Accepted Answer

B: 90

Question 5

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

A: 3/4

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

A: tan(Y) =; C: tan(X) =; D: sin(Y) =

Question 7

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

A: 1/2

Question 8

sin(L) =

Revolt · Accepted Answer

B: cos(M)

Question 9

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

A: 3/4

Question 10

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

Revolt · Accepted Answer

A: 1/2

Special Right Triangles Answers