What is the area of the trapezoid? y
20
O 30 square units
18
C
16
O 60 square units
O 90 square units
O 120 square units
14
12
B.
-10
8
6
А
4
2
2 4
6
8 10 12 14 16 18 20

Which function has an inverse that is also a function? a.{(-4,3), (-2, 7), (-1,0), (4, -3), (11, -7)} b.{(-4, 6), (-2, 2), (-1, 6), (4,2), (11, 2)} c.{(-4,5), (-2, 9), (-1,8), (4, 8), (11,4)} d.{(-4,4), (-2, -1), (-1,0), (4, 1), (11, 1)}