A triangle has a base of 15 feet and a height of 9.5 feet. What is the area of the triangle? O 142.5 ft2
O 71.25 ft2
O 24.5 ft2
O 5.5 ft2
HELP ASAP

David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?

What is the value of x? enter your answer in the box. (cm)

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values