解答
解答
求解步骤
Given:
给定 的圆半径:
流行的例子
Huilan is 6 years younger than Thomas. The sum of their ages is 40. What is Thomas's age?The 周长 of a circle is 3pi feet. What is the radius?find the amount paid for the loan 2000 at 12% for 3 yearsJeans which cost 45 are discounted by 14%. What is their sale price?Rob opened a savings account and deposited 7,000.00 as principal. The account earns 5% interest, compounded monthly. What is the balance after 10 years?