7. Use the following figure to answer questions a-d.
a. Find the perimeter of the figure if the following is true:
a = x + 7
b = 2x + 2
C = 8x
d = x + 10
b
b. What is the perimeter of the figure in part
(a) if x = 42
а
c. What is the perimeter of the figure in part (b)
if x = 2?
d. Find the perimeter of the figure if the following
is true:
a = y2
b = 4x + 8
c = 2x²
d = X
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