Tuesday's Non-Algebra Teaser

That's right, you don't need algebra to solve this one, just straight forward numbers. The picture below is of Marianas High School as seen with Google Earth from a bit more than 2,300 feet in the air.

At that altitude, the scale is 3.5 inches on the picture equals 525 feet in reality. Proportions work well when dealing with scaled images.

Your task is simple, really: Tell me the area of MHS as outlined below, in feet, by this Friday. Your bonus points await.

 (Click image for larger view)