Geometry Use isometric dot paper and each orthographic drawing to sketch a solid. Pls help

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Need on this geometry question. explain how you did it.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}