1. Mary stands 200 meters from a water tower. She holds up a ruler 0.5 meters in front of her and measures the tower to be 0.05 meters tall. How tall is the water tower?
2. Joe holds a two-meter stick upright, and he stands a distance from Kathy. Kathy uses a protractor and measures the angle that the stick displaces as being 18 degrees. How far apart are Joe and Kathy?
3. Look up the distance from the Earth to the Moon and the diameter of the Moon. Given this information, how many degrees does the Moon displace in the sky?