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2 years ago

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A ladder leans against the side of a house. The angle of elevation of the ladder is 65° when the bottom of the ladder is 12 ft f

rom the side of the house. Find the length of the ladder. Round your answer to the nearest tenth.

1 answer:

agasfer [191]2 years ago

5 0

Answer:

28.4 ft.

Step-by-step explanation:

cos 65 = 12 / L

L = 12 / cos 65

= 28.4 ft

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Answer:

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$A=10\times 7$

$A=70$

Therefore the area of triangle is 70 square inch and the option B is correct.

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