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受欢迎的 Word Problems >

The radius of a circle is 6 cm. Find its 周长 in terms of pipi.

解答

T h e r a d i u s o f a c i rc l e i s 6 c m . F in d i t s c i rc u m f ere n ce in t er m s o f p iπ .

解答

c i rc u m f ere n ce : 12 π c m

+1

十进制

37.69911 \dots

求解步骤

Given:

r a d i u s : 6 c m

给定

r = 6

的圆周长:

C = 12 π

c i rc u m f ere n ce : 12 π c m

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what is the 周长 of a circle with diameter of 6mm answer in terms of pi Hannah has 2,658 in an account that earns 3% interest compounded annually.To the nearest cent, how much interest will she earn in 3 years?2 subtracted from the product of 5 and a number If 5,500 is invested at 9% annual interest, which is compounded continuously, what is the account balance after 10 years, assuming no additional deposits or withdrawals are made?The 半径 of a circle is 15 ft. Find its area in terms of pipi.