I don't get this question, can someone please help me?

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asked Oct 11, 2018 125k views

2 votes

I don't get this question, can someone please help me?

Mathematics
middle-school

Martijn Kooij asked

by Martijn Kooij

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2 Answers

6 votes

Area of a circle = 2
$\pi$ r² = 25.12in
11 × 8.5 = 93.5in
So, the difference is 68.38in.
Yes, they're more than 50in.

Chambeur answered Oct 11, 2018

by Chambeur

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1 vote

Let's calculate the area of the regular sheet.
11*8.5=93.5in
The area of the two circles
2πr^2 = 2*3.14*4=25.12in
The difference: 93.5-25.12=68.38in
Yes there more than 50in.

Klode answered Oct 16, 2018

by Klode

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