You answered all of them if there is only 45 and you answered 810810.
Answer:
153.938 sq in.
Step-by-step explanation:
7 x 7 = 49
49 x pi = 153.938
pi = 3.14
This is a ceiling function. First points should be empty.
The first point x=-3, f(-3)= -6
The last point x=3, f(3)=0
Answer is bottom, left.
Multiples: 15, 30, 45, 60, 75. 5/80 or 1/16