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A ladder leans against the side of a house makes a angle of 60° with the ground. the foot of the ladder is 7 ft from the house. how long is the ladder

A ladder leans against the side of a house makes a angle of 60° with the ground. the foot of the ladder is 7 ft from the house. how long is the ladder
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a ladder leans against the side of a house makes a angle of 60° with the ground. the foot of the ladder is 7 ft from the house. how long is the ladder

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User Kayanne
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1 Answer

4 votes
From your knowledge of equilateral triangles, you know that an altitude is also a median. The long side of a 30°-60°-90° triangle is twice the length of the shortest side.

The ladder is 14 ft long.
a ladder leans against the side of a house makes a angle of 60° with the ground. the-example-1
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User Tounaobun
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