Answer:
7
Step-by-step explanation:
56 times (1/2)=28
Again times (1/2)=14
Last one times (1/2)=7
C(1)=56
C(2)=28
C(3)=14
C(4)=7
C. 55 inches
a^2 = b^2 + c^2
a^2 = 47.5^2 + 27^2
a^2 = 2985.25
a = 54.637 = 55 inches