解答
解答
求解步骤
Given:
给定 的圆半径:
流行的例子
Mr. Reyes is 4 times as old as his son. In 20 years, Mr. Reyes will be twice as old as his son. Find their present age.the sum of 3 consecutive integers is 132.find the integersThe diameter of a circle is 12 ft. Find the 周长The product of two consecutive odd integers is 255. Find the integers.3 times the 差集 between a number and 3 is equal to 15