Which of the equations listed below are linear equations C=2 pie r A= pie r squared V=4/3 pie rcubed
Mathematics
tapiabriana187
Question
Which of the equations listed below are linear equations
C=2 pie r
A= pie r squared
V=4/3 pie rcubed
C=2 pie r
A= pie r squared
V=4/3 pie rcubed
1 Answer

1. User Answers gmany
Answer:
[tex]\large\boxed{C=2\pi r}[/tex]
Stepbystep explanation:
A linear equation is an equation in which a variable is in the first power.
The formula of a Circumference of a circle
[tex]C=2\pi r\\\\2,\ \pi\text{numbers}\\r\text{variable}\\\\\boxed{\bold{YES}}[/tex]
The formula of an Area of a circle
[tex]A=\pi r^2\\\\\pi\text{number}\\r^2\text{variable in the second power}\\\\\boxed{\bold{NO}}[/tex]
The formula of a volume of a sphere
[tex]V=\dfrac{4}{3}\pi r^3\\\\\dfrac{4}{3},\ \pi\text{numbers}\\r^3\text{variable in the third power}\\\\\boxed{\bold{NO}}[/tex]