Help please I am confused on this.

1. Triangle PRQ is similar to triangle DEF as shown.

A. 20

B. 4.33

C. 5

D. 4

2. Given that MNO ~ PRQ determine the value of x

A. 18

B. 24

C. 16

D. 21

3. Given that JKL ~ FGH find y

A. 120

B. 100

C. 90

D. 112.5

4. ABC ~ DBE by what triangle similarity rule?

A. SSS

B. SAS

C. ASA

D. AA

answer: i believe c. is the answer sorry if i am wrong

step-by-step explanation:

can someone answer this question plz

step-by-step explanation:

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6