You are at the airport and observing airplanes. You are watching an airplane approaching the airport. The airplane is at a distance of 12 km from the point of observation and makes an angle of elevation of 50 degrees. Find the height of the airplane above the ground. Round your answer to the nearest thousandth km.
Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
You are at the airport and observing airplanes. You are watching an airplane
approaching the airport. The airplane is at a distance of 12 km from the point of observation and makes an
angle of elevation of 50 degrees. Find the height of the airplane above the ground.
Round your answer to the nearest thousandth km.
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