Area=Length X Width
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the area of a rectangle = length x widthwe can rearrange this to give uslength of a rectangle = area/ width
you split your shape in half, (The rectangle and the triangle), by putting a line through it and then calculate the area of the rectangle and then calculate the area of the triangle, half the area of the triangle then add the area of the triangle and the rectangle together!Then you should have your answer!
Find the area of all of it, then devide by 2.
Divide its area by a given side
A = x times (x + 2) A = x squared + 2x