### Area: Trig short word problem to do with A=1/2r^2 * θ?

A http://www.door2math.com production. Dr. Pan makes learning math Fun. Trig short word problem to do with A=1/2r^2 * θ? a water sprinkler sprays water over a distance of 30 feet while rotating through an angle of 135 degrees , what area of the lawn receives water.

Length:
01:51