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.

Question

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] · Answer 1 · 2021-12-30T16:30:20+03:00

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.