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人気のある Word Problems >

The 円周 of a circle is 13pi in. What is the area, in square inches? Express your answer in terms of pipi.Answer

解

T h e c i rc u m f ere n ce o f a c i rc l e i s 13 π in . Wha t i s t h e a re a, in s q u a re in c h es ? E x p ress yo u r an s w er in t er m s o f p iπ . A n s w er

解

a re a : 132.73 i n^{2}

解答ステップ

Given:

c i rc u m f ere n ce : 13 π in

指定された円の半径

C i rc u m f ere n ce = 13 π : r = 6.5

指定された円の面積

r = 6.5 : A = 132.73228 \dots

a re a : 132.73 i n^{2}

人気の例

Greta opened a savings account and deposited 5,996.00 as principal. The account earns 14.38% interest, compounded quarterly. What is the balance after 5 years?What is the 円周 of a circular swimming pool with a diameter of 6 ½ feet Eight times the sum of a number and 6 is equal to 5 .Find the CIRCUMFERENCE of the circle with a 直径 of 21ft Abdul opened a savings account and deposited 400.00 as principal. The account earns 2% interest, compounded monthly. What is the balance after 5 years?