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受欢迎的 Word Problems >

A landing pad for a helicopter is in the shape of a circle with a 半径 of 7 meters. What is the area of the landing pad in square meters?

解答

A l an d in g p a d f or a h e l i co pt er i s in t h e s ha p e o f a c i rc l e w i t h a r a d i u s o f 7 m e t ers . Wha t i s t h e a re a o f t h e l an d in g p a d in s q u a re m e t ers ?

解答

a re a : 49 π m^{2}

+1

十进制

153.93804 \dots

求解步骤

Given:

r a d i u s : 7 m

给定

r = 7

的圆面积:

A = 49 π

a re a : 49 π m^{2}

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