From the top of a cliff that is 70 m in height, the angle of depression of a sailboat on a lake is 41°. a) Draw a diagram and label the known information. b) What is the distance from the base of the cliff to the sailboat? Round your answer to the nearest tenth of a metre.
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.
From the top of a cliff that is 70 m in height, the
a) Draw a diagram and label the known information.
b) What is the distance from the base of the cliff to the sailboat? Round your answer to
the nearest tenth of a metre.
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