Sector area = 0.5 * r^2 * angle (in radians)
so:
16 pi = 0.5 * r^2 * (90*pi/180)
r^2 = 16 pi /(0.25 pi) = 64
r = 8
therefore it would be d
Answer:
B
Step-by-step explanation:
For a relationship to be a function
Each value of x in the domain can only have 1 unique value of y in the range. That is, one-to-one correspondence.
The only relation which meets this criteria is B
Answer:
Nothing
Step-by-step explanation:
Nothing is divisible with 0
Answer:
It has 3 terms so it is a trinomial.
I think
Step-by-step explanation:
Answer:
D. 1,211
Step-by-step explanation:
857 + 354 = 1,211 runners
