03-10-2016
Mathematics

contestada

What's the area of a circle with a circumference of 10π

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londoninstitute londoninstitute

03-10-2016

C=10pi
C=2(r)pi so r=5
A=pi(r)^2
so A=pi(5)^2

A=25pi

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Аноним Аноним

03-10-2016

y=6/5x+5
12x=10y-50

12x 10y-50
------ = ----------
12 12

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