find the area and circumference for the following
r=9cm
r=35cm
r=25cm
=100cmm
=70cm
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Answer:
Circumference-2πr
2*3.14*9=56.52
Step-by-step explanation:
Like this you have to do all the question and answers first of all the value of pi is 22/7 or 3.14 the value of r means radius is given already then you have to multiply it to 2* 3.14 or 22 / 7 x the radius
simply we say to 2πr means to is multiply 2 with value of pi with the value of radius .
the formula to find out the area of circle is πr
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