Help ASAP please and thank you

Option D, %38

Step-by-step explanation:

10 + 12 + 6 + 4 = 32

12 / 32 represents piano

0.375 or %37.5 represents piano

 Option D, %38

1)is not similar since corresponding sides are not in the same ratio

2)are similar since corresponding sides are in the same ratio and corresponding angles are equal

hope it will

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72 is the answer to this problem