Which would it be?
1. 2143.57
2. 17,148.59
3. 1607.68

Draw the line of reflection that reflects △abc onto triangle δ a'b'c'

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

What is the radius of the cone in the diagram? round your answer to the nearest whole number