Adnan wants a larger garden. He draws PQR to show his original garden. He wants to enlarge the garden, so he uses a dilation to form the image PQ'R'. He uses vertex P as the center of dilation.

Use sigma notation to represent the following series for 9 terms.

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 area of a rectangle with vertices (-8,-2), (-3,-2), (-3,-6), and (-8,-6)? units