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hjlf
3 years ago
9

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

Mathematics
1 answer:
ExtremeBDS [4]3 years ago
7 0
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.

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