The area of a triangle is 
(4.5feet)(5.75feet) and that would equal 12.9375 feet²
We have 500 mice and want to determine how effective a given cure for a virus. 10 mice are taken from the group and injected wit
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The given question describes a right triangle with with one of the angles as 20 degrees and the side adjacent to the angle 20 degrees is of length 5,000 feet. We are looking for the length of the side opposite the angle 20 degrees.
Let the required length be x, then
Therefore, the height of the airplane above the tower is 1,819.85 feet.