For the following exercise, draw a picture and label it. Round an angle to the nearest tenth of a degree. Round the length of a side to the nearest hundredth of a unit. A ladder 39.7 feet long leans against a building. If the foot of the ladder is 8.22 feet from the base of the building, find the angle the top of the ladder makes with the building. Draw a picture and label it
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.
For the following exercise, draw a picture and label it. Round an angle to the nearest tenth of a degree. Round the length of a side to the nearest hundredth of a unit.
A ladder 39.7 feet long leans against a building. If the foot of the ladder is 8.22 feet from the base of the building, find the angle the top of the ladder makes with the building.
Draw a picture and label it.
Set up an equation. (Use ? as your variable.)
Solve it.
? =
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