Answer:
4 m.
Step-by-step explanation:
Length of ladder, L = 4.50 m
Base of ladder from the wall, B = x
Height of the wall, H = 2x
Using Pythagoras theorem




Height of the wall is equal to 2 x 2 = 4 m.
Answer:
Assuming that a and b are not the hypotenuse then B would be equal to A, so B would equal 25m
Step-by-step explanation:
I hope this is right, you didn't put a picture.