Pi is defined as the ratio of the circumference of any circle to its diameter. As all circles are similar and therefore proportional in dimensions, pi is therefore always the same for all circles and is constant
Answer:

Step-by-step explanation:


(2y + 5)° = 4y °
- 4y + 2y° = -5°
-2y° = -5°
y =5/2
Answer:
y = 2/3x+4
Step-by-step explanation:
Answer:
F(x) is simply another name for y. therefore they all are graphs for F(x) just different equations.
Step-by-step explanation: