A ladder rests against a wall that is perpendicular to the ground. If the bottom of the ladder is 4m away from the bottom of the wall, while the top of the ladders is at a height of 3m what is the length of he ladder?

প্রশ্নঃ A ladder rests against a wall that is perpendicular to the ground. If the bottom of the ladder is 4m away from the bottom of the wall, while the top of the ladders is at a height of 3m what is the length of he ladder?