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The diameter of a circle is 3 ft. Find its area to the nearest whole number.The diameter of a circle is 3 ft. Find its area to the nearest whole number.

Solution

T h e d iam e t er o f a c i rc l e i s 3 f t . F in d i t s a re a t o t h e n e a res t w h o l e n u mb er . T h e d iam e t er o f a c i rc l e i s 3 f t . F in d i t s a re a t o t h e n e a res t w h o l e n u mb er .

Solution

a re a : 7 f t^{2}

Solution steps

Given:

d iam e t er : 3 f t

Circle Area given

d = 3 : A = \frac{9 π}{4}

a re a : \frac{9 π}{4} f t^{2}

Round

\frac{9 π}{4}

to the nearest integer:

7

a re a : 7 f t^{2}

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