I need the answer. Please help

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

Find the slope of the line passing through a pair of points

(05.02) mr. morris is going to save money and replace his sailboat's mainsail himself. he must determine the area of the mainsail in order to buy the correct amount of material. calculate the area of the parallelogram to determine how much material should be purchased. be sure to explain how to decompose this shape into rectangles and triangles. describe their dimensions and show your work.