Which set of line segments could create a right triangle? 15, 30, 35 5, 15, 30 15, 20, 29 15, 36, 39

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.

Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points

Find two numbers if their sum is 91 and the ratio is 6: 7?