1. A ladder, 5m long, is resting against a wall as shown.
The base of the ladder is 1.5m from the wall.
How far up the wall does the ladder reach?
2. A plane is coming in to land. It is flying at 4000ft and is currently 2 miles south of the runway.
What is the actual distance the plane has left to fly before it lands? (1 mile = 5280 ft)
3. A square has a diagonal 14.14cm long.
What is the area of the square?