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Popolare Word Problems >

The circonferenza of a circle is 6pi ft. What is the area, in square feet? Express your answer in terms of pipi.

Soluzione

T h e c i rc u m f ere n ce o f a c i rc l e i s 6 π f t . Wha t i s t h e a re a, in s q u a re f ee t ? E x p ress yo u r an s w er in t er m s o f p iπ .

Soluzione

a re a : 9 π f t^{2}

+1

Decimale

28.27433 \dots

Fasi della soluzione

Given:

c i rc u m f ere n ce : 6 π f t

Raggio della circonferenaza data

C i rc u m f ere n ce = 6 π : r = 3

Area del cerchio dato

r = 3 : A = 9 π

a re a : 9 π f t^{2}

Esempi popolari

What number is 45 percent of 94 twice the differenza of a number and 9 is 5 The sum of 3 times a number and 6 is equal to 4 .Abigail puts 10,000.00 into an account to use for school expenses. The account earns 14% interest, compounded annually. How much will be in the account after 10 years?twice the differenza of a number and 9 is 3