You are given a formula and told that it is a formula for the area of a quadrilateral. can you tell whether it is the formula for the area of a rectangle, parallelogram, trapezoid, or rhombus?

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no. explain your mathematical thinking