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AysviL [449]
3 years ago
14

Kurt leans a 20-ft long ladder against the side of his house. The ladder reaches to a height of 18.9 feet up the side of the hou

se. What is the angle of elevation of the ladder to the nearest tenth of a degree?
Mathematics
1 answer:
Pani-rosa [81]3 years ago
6 0

Answer:

70.9°

Step-by-step explanation:

Hypotenuse = 20

Leg = 18.9

We will need to use Sin to find the angle since the given leg is opposite of the angle of elevation.

sin^{-1} ( \frac{Leg}{Hypotenuse} )

sin^{-1} ( \frac{18.9}{20} ) = 70.9

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