zs

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

受欢迎的 Word Problems >

If the radius of a circle is 15 m, what is its 周长?

解答

I f t h e r a d i u s o f a c i rc l e i s 15 m, w ha t i s i t s c i rc u m f ere n ce ?

解答

c i rc u m f ere n ce : 30 π m

+1

十进制

94.24777 \dots

求解步骤

Given:

r a d i u s : 15 m

给定

r = 15

的圆周长:

C = 30 π

c i rc u m f ere n ce : 30 π m

流行的例子

5 less than a number is 10 The 半径 of a circle is 6 cm. Find its area 15000 dollars is invested for 10 years with an APR of 5% and quarterly compounding. what is the balance in the account after 10 years The sum of three consecutive integers is 75 . Find the first integer.The 直径 of a circle is 42 ft. Find its area to the nearest whole number.