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شائع Word Problems >

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

الحلّ

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 .

الحلّ

a re a : 441 π in c h^{2}

+1

عشري

1385.44236 \dots

خطوات الحلّ

Given:

r a d i u s : 21 in c h

Circle Area given

r = 21 : A = 441 π

a re a : 441 π in c h^{2}

أمثلة شائعة

find the circumference 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.