RETAKE- IM2 Trig Quiz

Based on the drawing below, in order for ΔDEF to be similar to ΔWVU, which of the following needs to be true?

• m∠W = 52°
• m∠W = 44°
• m∠U = 52°
• m∠U = 44°

If ΔKLM is similar to ΔCBA, what is the scale factor or ratio from ΔCBA to ΔKLM?

• 7:18 or 7/18
• 5:28 or 5/28
• 4:1 or 4/1
• 1:4 or 1/4

What must be the length of QR in order for ΔEFG to be similar to ΔQRS?

• 11
• 27
• 29
• 33

1. Consider this right triangle. Which of the following ratios represents cos(A)?

• A
• B
• C
• D

2. Triangle FLR is similar to triangle MBT. Select ALL angles whose tangent equals 35/12.

• B

• D

• A

• C

• E

3. Triangle GIH is similar to triangle KJL. Select ALL angles whose sine equals 6/10.

• A
• E
• B
• C
• D

4. Right triangle PQR is shown. Which trigonometric ratios are equivalent to 4/5? Select ALL that apply.

• A
• B
• C
• D
• E

5. Triangle LMN is similar to triangle PQR. Select the angle whose cosine equals 24/25.

• A
• B
• C
• D

6. Which equation correctly solves for x in △LMN?

• A
• B
• C
• D

7. Find sin V.

• A
• B
• C
• D