Sara is painting her house. to paint the second floor, she needs to lean her 15 foot ladder against her house to reach a point t

Question

3 years ago

15

Sara is painting her house. to paint the second floor, she needs to lean her 15 foot ladder against her house to reach a point t

hat is 11 feet above the ground
A) What is the angle of elevation that Sara's ladder will form with the ground?
B) How far from the base of the house should Sarah place the base of her ladder?

Mathematics

1 answer:

nekit [7.7K] · Answer 1 · 2022-08-17T04:36:46+03:00

nekit [7.7K]3 years ago

5 0

For A)

arcsin(11/15)=angle of elevation

47.17=angle of elevation

For B)

tan(47.17)=11/x

11/tan(47.17)=x

10.2=x