How do you work out the area of a rectangle?
length x width
How do you work out the area of a parallelogram?
base x height (b x h)
How do you work out the area of a triangle?
b x h
———
2
How do you work out the area of a trapezium?
(a+b) x h
—————
2
Area of a rectangle
L x W
Area of a parallelogram
b x h
Area of a triangle
b x h
————
2
Area of a trapezium
(a + b) x h
———————
2