Question

a ladder is placed along a wall at a distance of 5 metre from it the ladder touches a window in the wall at a height of 12 metre find the length of the ladder​

Answer 1

Use phythagoras theorem a^2+b^2= c^2
12^2 + 5^2 = x^2
X=13

Answer 2

Answer:

13 metres

Step-by-step explanation:

pythagoras theory

a square +b square = c square

5 square + 12 square = c square

25 + 144 =c square

169 = c square

c = 169 square root

c = 13 metres