Take your base x the height, than 1/2 it. The answer would be 300.
You would set up a proportion 6/4 = 30/x you then can do what i call the fish and multiply 30 by 4 and the divide by 6 which will give you x which your answer is 20
Answer:
N(c) = (C - 15)/20.
Step-by-step explanation:
C(n) = 20n + 15
20n = C- 15
N(c) = (C - 15)/20.
Answer:
r = 8
Step-by-step explanation:
The circumference of a circle is given by :
...(1)
We need to find the value of r when C = 16π
Solving equation (1)

So, the value of r is 8. Hence, the correct option is (b).