Find the coordinates of the midpoint of each segment and find the length of each segment (The first one was already there)​

Find the area of a square with a side length of 1/4 in.

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955

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! )