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1 vote
S= pi^2(b^2-a^2)

b=8
a=10
work out the value of S and give the answer to 3 significant figure

User Erin
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1 Answer

2 votes

Answer:

S = pi^2 * (8^2 - 10^2)

= pi^2 * (-4)

= -12.57 pi^2

The value of S is approximately -12.57 * pi^2. To express this value to three significant figures, we would round it to -13 * pi^2, which is the same as -12.6 * pi^2. So the final answer is -12.6 * pi^2.

User Cosmin Cosmin
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