解答
解答
求解步骤
Represent the number with
A.T.Q.:
流行的例子
90 subtracted from 5 times a number is 4The radius of a circle is 4 m. Find its 周长 in terms of pipi.4 more than ¼ of a numberThe 周长 of a circle is 16pi cm. What is the area, in square centimeters? Express your answer in terms ofIn a certain town there were 468 robberies last year. This year the number of robberies has gone down 30%. How many robberies were there this year, to the nearest whole number?