If the degree measure of an arc of a circle is increased by $20\%$ and the radius of the circle is increased by $25\%$, by what percent does the length of the arc increase?
Question:
If the degree measure of an arc of a circle is increased by $20\%$ and the radius of the circle is increased by $25\%$, by what percent does the length of the arc increase?
Answer:
Let's think step by step.

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If the degree measure of an arc of a circle is increased by $20\%$ and the radius of the circle is increased by $25\%$, by what percent does the length of the arc increase?
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