What is the length of a diagonal of a rectangular picture whose sides are 12 inches by 17 inches

Agrain trader buys the following amounts from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds. what is the total weight of his purchase?

Find the area of a parallelogram with the given vertices. p(-2, -5), q(9, -5), r(1, 5), s(12, 5)

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.