The scale drawing of a building measures 3 in. by 5 in. The scale is ¼ in = 2 feet. What is the area of the actual building?
1 answer:
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<u>ANSWER</u>
<u>EXPLANATION</u>
We want to solve the trigonometric equation;
, where
.
Taking square root of both sides gives,
Since B is in the first quadrant, we proceed with;
, because the tangent ratio is positive in the first quadrant.
.
Correct to the nearest degree,