A tent is in the shape of a triangular prism. About how much canvas, including the floor, is used to make the tent?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?