An A-frame cabin has a triangular front with a base of 30 ft and a height of
20 ft. If the front is to be glass that costs to be $3 per square foot, what will the glass cost?
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An A-frame cabin has a triangular front with a base of 30 ft and a height of
20 ft. If the front is to be glass that costs to be $3 per square foot, what will the glass cost?
The area of a triangle isQuote:
Originally Posted by Patience
[tex]A = \frac{1}{2}bh[tex]
$\displaystyle A = \frac{1}{2}(30 \, ft)(20 \, ft) = 300 \, ft^2$
So the cost will be:
$\displaystyle (300 \, ft^2)(3/ft^2) = 900$
So it costs $900.
-Dan
