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인기 있는 Word Problems >

Find the area of a 원형 with a radius of 21 inches.

해법

F in d t h e a re a o f a c i rc l e w i t h a r a d i u s o f 21 in c h es .

해법

a re a : 441 π in c h^{2}

+1

소수

1385.44236 \dots

솔루션 단계

Given:

r a d i u s : 21 in c h

주어진 원 영역

r = 21 : A = 441 π

a re a : 441 π in c h^{2}

인기 있는 예

find the 원둘레 of a circle with an area of 615.75 the product of pragati,s age 2 years ago and 3 years hence is numerically 84 find her present age Pedro opened a savings account 8 years ago. The account earns 7% interest, compounded monthly. If the current balance is 800.00, how much did he deposit initially?28 percent of what number is 840 the sum of the consecutive number is 35.