Answer:
d=
Answer= 20.224
Step-by-step explanation:
x=140°
m || n
A
the base is the the big number, the exponent the small one
4,069.44 in squared
pir^2
72/2 = 36
36^2 = 1,296pi
1,296*3.14 = 4,069.44
Step-by-step explanation:I think it's C :)