An airplane over the pacific ocean sights an atoll at an 7° angle of depression. if the plane is 663 m above the water, how many kilometers is it from a point 663 m directly above the atoll? (hint: make sure your calculator is in degrees! )

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.