Teria plans to paint the ceiling of an L-shaped room in her apartment. Her ceiling is nat and all adjacent sides
meet at right angles, as shown below. She is going to
tnke advantage of a paint sale that discounts the cost of
cach 1-quart can of paint. Using her painting
experience, Teria estimates that each quart of paint
covers approximately 100 square feet. Based on her
estimate, what is the minimum number of l. quart cans
of paint she must buy to paint 1 coat?