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人気のある Word Problems >

The radius of a 円 is 20 ft. Find its area in terms of pipi

解

T h e r a d i u s o f a c i rc l e i s 20 f t . F in d i t s a re a in t er m s o f p iπ

解

a re a : 400 π f t^{2}

+1

十進法表記

1256.63706 \dots

解答ステップ

Given:

r a d i u s : 20 f t

指定された円の面積

r = 20 : A = 400 π

a re a : 400 π f t^{2}

人気の例

Find the radius of a 円 with an area of:615.75 square kilometers.The sum of three consecutive even numbers is 48. What are the smallest of these numbers?The 円周 of a circle is 50.24 meters. What is the area of the circle? Use 3.14 for pi One number is nine less than another. Their sum is twenty-seven. Find the numbers.The diameter of a circle is 3 m. Find its 円周 in terms of pipi.