This problem demonstrates how WeBWorK handles numerical answers involving units. WeBWorK can handle all units that are used in elementary physics courses. Click on units for a list of units that WeBWorK accepts.

Two perpendicular sides of a triangle are 2.9 m and 5.9 m long respectively. What is the length of the third side of the triangle? You can answer this in terms of m's, cm's, km's, in's, ft, etc. but you must enter the units. If you don't remember the Pythagorean theorem, check "Show Hint" and then "Submit Answer"

One side of a rectangle is 5 ft long and the other is 4 ft long. The area of the rectangle is (Remember to square the units.)

Hint: