Which expression is equivalent to (3/4)^-2 A: -9/16 B: 16/9 C: -6/8 D: 9/16
1 answer:
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Answer:
<h2>351.88 m</h2>Step-by-step explanation:
Given,
D = diameter of semicircular part = 42 m
L = Length of straight part = 110 m
Now, let's find the perimeter:
= 2 ( length of semi-circle + length of straight part )
Plug the values
Calculate the product
Divide
Calculate the sum
Calculate
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