1/2 base x height is area of a rectangle

Triangle

Step-by-step explanation:

Area of a triangle

= 1/2 x base x height

we'll this would mean that the dunk tank and the bounce house are the same for 20 hours because the 2 represents that the two activities, and the 20 represents the amount of hours they both are. so with this said, it means that the answer is c. the costs for a dunk tank and bounce house are the same for 20 hours.

c.the costs for a dunk tank and bounce house are the same for 20 hours.

hope this .

correct answer:

b.(19,-2)