Find the area

Geometry Level 1

Find the area of this L shape. Please note that the measure above is a 4.


The answer is 46.

Fred Fan by fred fan , 21, Canada

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2 solutions

Noel Lo
Jun 8, 2015

9 ( 4 + 5 ) − 7 ( 5 ) = 9 ( 9 ) − 7 ( 5 ) = 81 − 35 = 46 9(4+5) - 7(5) = 9(9) - 7(5) = 81-35 = \boxed{46} .

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area = area of big square - area of small rectangle = 9(9) - 7(5) = 81 - 35 = 46 \text{area = area of big square - area of small rectangle = 9(9) - 7(5) = 81 - 35 = 46}

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