解答
解答
求解步骤
Represent the numbers with :
A.T.Q.:
解
流行的例子
The 半径 of a circle is 14 cm. Find its area in terms of pipi.A teacher is five times as old as his student. The sum of their ages is 42. Determine the ages of the teacher and the student by setting up and solving a pair of simultaneous equations.The 周长 of a circle is 87.92 miles. What is the circle's radius?the product of 3 and a number3 more than the quotient of a number and 5 is 8