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受欢迎的 Word Problems >

Find the area of the stained glass window shown if the 直径 of the semi-circle is 63 inches. Use 3.14 for pi, round your answer to the nearest square inch, and enter the number only.

解答

F in d t h e a re a o f t h e s t ain e d g l a ss w in d o w s h o w n i f t h e d iam e t er o f t h e se mi - c i rc l e i s 63 in c h es . U se 3.14 f or π, ro u n d yo u r an s w er t o t h e n e a res t s q u a re in c h, an d e n t er t h e n u mb er o n l y .

解答

a re a : \frac{3969 π}{4} in c h^{2}

+1

十进制

3117.24531 \dots

求解步骤

Given:

d iam e t er : 63 in c h

给定

d = 63

的圆面积:

A = \frac{3969 π}{4}

a re a : \frac{3969 π}{4} in c h^{2}

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