Answer: X = -12
Step-by-step explanation: 1) 12 + x/4 = 9
2) 12 + x/ 2^2 = 9
3) x/ 2^2 + 12 = 9
The answer is a scalene triangle
The formula of a volume of a cone:

We have:

Substitute:

Answer: 1206 cm³
Answer:
Domain: x is all real numbers
Range: y is less than or equal to 5