The bear area at a zoo is designed in a triangular fashion, surrounded on all three sides by sidewalks. The property has 42 feet of frontage on one sidewalk, and 81 feetof frontage on another, these two sidewalks intersect at a 42° angle. What is the square footage of the bears' habitat? Round to the nearest hundredth.

The bear area at a zoo is designed in a triangular fashion surrounded on all three sides by sidewalks The property has 42 feet of frontage on one sidewalk and 8 class=