Question

A 15m ladder leans against a wall. Its bottom is 9m from the wall. How much will the lower end have to be pulled away from the wall so that the top of the ladder will slide down the same amount?

Answer 1

Answer:

a = 9, base distance from the side of the Building

b= ?, we have to find out

c=15, lenght off Ladder

9²+b²=15²  

81+b²=225  

b²=225−81  

b²=144  

b=√144  

b=12  

So, Ladder is reach 12ft high along the side of the Building

Step-by-step explanation: