Andrew can reach a maximum of
high up the wall.
The right-angled triangle formed can be solved using the
ratio. that is

where
is the distance from the foot of the wall to the tip of the ladder where it rests on the wall. Substituting, and solving for
, we get

Since Andrew can reach an extra
above the point where the ladder rests against the wall, the maximum height Andrew can paint is

Another solved word problem on trigonometry can be found here: brainly.com/question/12146092
If this problem is expecting you to show a graph photo, then a dependable website for a problem like this would be www.desmos.com. message me if you're not sure how to use it.
4x^2-3x and I have to have 20 characters
Answer:10
Step-by-step explanation:You will do 8-4=4 4*k=40 40\4=10 k=10.