SOLUTION: Penny has been hired to paint a large mural on the outside wall of a building. To calculate the amount of surface she needs to paint, she multiplies the length of the base of the m

Question 1032578: Penny has been hired to paint a large mural on the outside wall of a building. To calculate the amount of surface she needs to paint, she multiplies the length of the base of the mural by its height and then finds 1/2 of that product. Based on penny's calculations, what do we know about this mural?
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
It must be triangular in shape.
The formula she used was

which is of course the formula for the area of a triangle.
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