Kara takes 4.5 hours to deliver 396
newspapers. What is
the rate per hour
she is delivering the
newspapers?
7 RP 1

Urgent? will give brainliest given that the blue triangle is a right triangle, which expression correctly gives the area of the red square? a) a2 + b2 b) a2 - b2 c) a2 - c2 d) c2 - a2