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a circular ring of radius 6 inches is reshaped into an arc of a circle of a radius 4 ft. Show that this arc subtends an angle of 45 at the center

a circular ring of radius 6 inches is reshaped into an arc of a circle of a radius 4 ft. Show that this arc subtends an angle of 45 at the center

Grade:11

1 Answers

Shraddha
12 Points
4 years ago
Circumference of circle =2pie*r=12pieTheta=arc/radius=12 1 ft=12 inch4ft=48 inchespie/48=pie/4=45degree

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