1. A ladder 30 feet long leans against the side of a building and the angle between the ladder and the ground surface is 45 degrees. Answer the following: a. Find the vertical height from the top of the ladder to the ground. (5 Points) b. If the vertical height from the top of the ladder to the ground is increased by 2 feet, find how far the bottom of the ladder moves towards the building. (5 Points)