A movie theater gives a free small popcorn for every 4 tickets purchased, a coupon for buy one get one free for every 6 tickets
purchased, and a free ticket for every 16 tickets. If a customer just received all three coupons, how many more tickets would the customer have to buy to receive all three coupons at the same time again?
The area of a triangle can be determined as half the product of two sides multiplied by the sine of the angle between them. In this case, A = (1/2)(AB)(AC)(sin A) = (1/2)(6)(15)(sin 48) = 33.44 square units.