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人気の例
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 円周?The sum of two number is 14 and their 差 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?