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Popular Word Problems >

Find a the area and b the circumference of a circle that has a radius of 13 units. Express your answer in terms of pi

Solution

solve for

a t h e a re a an d b t h e c i rc u m f ere n ce o f a c i rc l e t ha t ha s a r a d i u s o f 13 u ni t s . E x p ress yo u r an s w er in t er m s o f π

Solution

a re a : 169 π

c i rc u m f ere n ce : 26 π

+1

Decimal

530.92915 \dots, 81.68140 \dots

Solution steps

Circle Area given

r = 13 : A = 169 π

Circle circumference given

r = 13 : C = 26 π

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