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38-39. A right triangle has 2 equal sides that measure 12 inches is cut from plate. It has a 3" square cut out of
the center. What is the total area left of the triangle?

Respuesta :

Answer:

63  inch²

Step-by-step explanation:

area of triangle: (12 x 12) / 2 = 72

area of square cut out: 3 x 3 = 9

area left: 72 - 9 = 63

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