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A trapezoidal mural with bases 11m and 9m and height 6m needs to be painted. What is the cost of painting it if a box of paint in any color is $16 and with each box can be painted area of 12m2.

2 answers

well, the area is (11+9)/2 * 6 = 60 m^2

How many boxes is that?
So, how much cost?

$80

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