Question

#2 i

For which values of b will the area of the shaded region be greater than or equal to 12 square units?
b

Answer 1

E. 9, F. 10

Explanation:

Area of the rectangle: 3b

Area of the white triangle: 3b/3

Area of shaded region: 3b/2

3b/2 > 12

3b > 24

b > 8

Answer: E. 9, F. 10