Answer:
where denote arc lengths of two circles
Step-by-step explanation:
Let denote arc lengths of two circles, denote corresponding radii and
denote the corresponding central angles.
So,
and
This implies and
As each circle has an arc where the measures of the corresponding central angles are the same,
As radius of one circle is twice the radius of the other circle,
The first one is the best answer
Answer:
4x+5
Step-by-step explanation: