Find θ when I = 30 cmr r = 6 cm?
- 5 radians
- 2 radians
- 4 radians
- None of these
Explanation
The formula to find the arc length (I) is:
I = rθ
Given values:
I = 30 cm
r = 6 cm
Rearrange the formula to solve for θ:
θ = I / r
= 30 / 6
= 5 radians
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