jennifera
jennifera
02-04-2017
Mathematics
contestada
I'm stuck in this problems
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niabacchas
niabacchas
02-04-2017
To find the area of a circle use πr^2
Example
Q1
π(5)(5)
π*25
25*3.14
=78.5
You can use 22/7 when a number is divisible by 7.
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