Which phrase best describes the graph of a proportional relationship
2 answers:
the complete question is
Which phrase best describes the graph of a proportional relationship?
A.a straight line passing through the origin
B.a straight line
C.a curve
D.not a straight line
we know that
A relationship between two variables, x, and y, represent a proportional relationship (direct variation) if it can be expressed in the form
the equation is a straight line passing through the origin with slope equal to k
therefore
the answer is the option
A.a straight line passing through the origin
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Answer:
B
Step-by-step explanation:
So we have the formula:
And we want to solve it for r.
So, let's first divide both sides by π and h. This will cancel out the right side:
Now, take the square root of both sides:
And we're done!
Our answer is B.
I hope this helps!