解答
解答
求解步骤
Given:
给定 的圆直径:
流行的例子
9 is 12% of what numberThe 直径 of a circle is 4 ft. Find its area in terms of pipi.Find the final amount when 29500 is invested at 9% simple interest for 3 yearsJim is 26 years old. Marco is 20 years older than Jim and 16 years older than Owen. How old is Owen?The product of two consecutive odd integers is 143.