Poe built us a sleeping platform at our camp to keep the scorpions from biting us in our sleep. I saw her use these tools to make the right angles of the rectangle. The deck was 16 feet by 20 feet.

16 foot tape measure hammer, big nail, marker, about 20 feet of non-stretchy string

Using these tools and "3,4,5" how would you make a rectangle on the ground that measures 15 feet by 19 feet? Remember the Pythagorean Theorem? . . . The square of the hypoteneuse is equal to the sum of the squares of the other two sides. Click here to find out what all that means.