A ladder is leaning against a wall and makes an 82° angle of elevation with the ground. Part A: If the base of the leader is 4 feet from the wall, then how long is the ladder? Round to the nearest tenth. Part B: Determine how high up the wall the ladder reaches.
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.
A ladder is leaning against a wall and makes an 82°
Part A: If the base of the leader is 4 feet from the wall, then how long is the ladder? Round to the nearest tenth.
Part B: Determine how high up the wall the ladder reaches.
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