Question

A circular arc of length 12.5cm subtends an angle of 75 degrees at the center. Find the radius of the circle

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

length of the arc = 12.5cm

angle at the centre=75°

so the distance if the radius =30/π

Sol:

theta =l/r

75°=12.5/r

75° can write as 5π/