Question

a 10m long ladder is placed against a wall .The foot of ladder is 6 m from the wall how far up the wall does the top of ladder reach ​

Answer 1

Answer:

according to Pythagoras theorem

h²= p²+b ²

10²=p²+6²

100-36=p²

64=p²

√64=p

8=p

perpendicular = 8cm