3 years ago

I need to find the area, what is it?

Mathematics

2 answers:

erica [24]3 years ago

4 0

a = πr²

1.8 /2 = 0.9

0.9² = 0.81

0.81 * π = 2.54(roughly)

tatuchka [14]3 years ago

3 0

2.54 used a calculator, I suggest using a calculator with pie available to be used with it

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