解答
求解
解答
求解步骤
Given:
给定 的圆面积:
流行的例子
A loan of 14,000 is made at 6.75% interest, compounded annually. After how many years will the amount due reach 35,000 or more?the sum of a positive number and its square is 30. Find the numbersThe 半径 of a circle is 15 cm. Find its area to the nearest whole number.A die is rolled 9 times. Find the probability of rolling no more than 2 onesThe 周长 of a circle is 60.288 inches. What is the circle's diameter?