Answer:
D
Step-by-step explanation:
A is 4, which is rational,
B is just 1/3, which is rational,
C is -8, which is rational,
leaving D, which is 3.1415926535...
10 of 1
just think about it
multiply 4x12 and leave it inside the parenthesis, then multiply the 3 with 48
x = 7.3
area = base × height / 2
21.9 = 6 × x / 2
43.8 = 6x