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Warm Up March 9 , 2012. (5+b) 3 A. (8 + 3b) (15 + b) (15 + 3b). Area of a Rectangle. height. base. Area. A. =. base. b. X. height. h. Area of a Parallelogram. height. base. A = bh. Area of a. Parallelogram. Triangle. half a parallelogram. height. height. base.
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Warm Up March 9, 2012 (5+b) 3 A. (8 + 3b) (15 + b) (15 + 3b)
Area of a Rectangle height base Area A = base b X height h
Area of a Parallelogram height base A = bh
Area of a Parallelogram Triangle half a parallelogram height height base Area = base X height 2
Area of a Trapezoid Parallelogram base1 base2 half of a parallelogram height base2 base1 base Area = X height ( base ) + 2
NOTES: AREA OF A TRAPEZOID b1 h b2 A = (b1+b2)h A = 1 (b1+b2)h 2 2
5 ( ( A = = b1 + + b2 ( ( h 6 3 6 2 9