Question

in 10th standard when we study theta =length of arc ÷radius​

Answer 1

Answer:

trigonometry

Explanation:

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Answer 2

Answer:

This comes in the section of areas of circle. Where,

Radius = r

Angle of sector = theta

Then,

Length of arc = 2πr theta / 360

Radius = r

So,

theta = (2πr theta / 360) / (r)

=> theta = 2π theta / 360