A ladder is 12 metres long . It leans against a wall with one end on the ground 7 metres from the wall. The other end just reach

Question

2 years ago

8

es a windowsill. Calculate the height of the windowsill above the ground.
i need an explanation please...

1 answer:

MissTica · Answer 1 · 2022-06-29T17:07:48+03:00

MissTica2 years ago

6 0

Answer:

window sill height =9.75 meters

Step-by-step explanation:

Ladder^2=height^2+length^2

12^2=height^2+7^2

144=height^2+49

height^2=144-49=95

height=9.75