解答
解答
求解步骤
Translate the problem into an equation:
求解
流行的例子
A circular trampoline has a 半径 of 8 feet. To the nearest square foot, what is the area of the trampoline?The sum of 5 consecutive integers is 270 .What is the second number in this sequence?The diameter of a circle is 16 inches. What is the circle's 周长?The sum of two number is 14 and their 差集 is 2. Find the numbers.Ernest has run many marathons and keeps track of all of his finishing times. At his most recent race, he finished in 413 minutes. That is 18% longer than his previous race. What was Ernest's finishing time at the previous race?