Question

John is moving up to the attic and wants to paint one wall blue. The wall is a triangle with a base of 21 feet and a height of 8 feet. What is the area of the wall to be painted?
A. 42 ft2
B. 62 ft2
C. 29 ft2
D. 84 ft2

Answer 1

Answer:

84

Step-by-step explanation:

A traingle's area is base x height / 2.

21 x 8 = 168

168/2 = 84

Answer 2

Answer:

84 ft2 (D.)

Step-by-step explanation:

I just finished the test and got an 100% :)