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人気のある Word Problems >

The 直径 of a circular watch face is 3 centimeters. Find the area of the watch face.

解

T h e d iam e t er o f a c i rc u l a r w a t c h f a ce i s 3 ce n t im e t ers . F in d t h e a re a o f t h e w a t c h f a ce .

解

a re a : \frac{9 π}{4} c m^{2}

+1

十進法表記

7.06858 \dots

解答ステップ

Given:

d iam e t er : 3 c m

指定された円の面積

d = 3 : A = \frac{9 π}{4}

a re a : \frac{9 π}{4} c m^{2}

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