How did you get the 0.45
2 answers
I'm sorry, I don't know which context you are referring to. Can you please provide more information or context so I can better understand your question?
A ladder 20cm long rest again a vertical wall so that the front of the ladder is 9cm from the wall
A) find the correct to the nearest degree, the angle that the ladder makes with the wall
B) find correct to one decimal place the height above the ground at which the upper end of the ladder touches the wall.
A) find the correct to the nearest degree, the angle that the ladder makes with the wall
B) find correct to one decimal place the height above the ground at which the upper end of the ladder touches the wall.