Question

Calculate the perimeter of a segment which subtends an angle of 80°at the center of a circle of radius 5.5cm

did you draw a diagram? If so, you can see that the perimeter
p = rθ + 2rsin(θ/2)
so plug in your numbers

Related Questions

A chord PQ of a circle with radius r subtends an angle B at the center. Show that the area of the mi... Calculate the perimeter of the segment of a circle of radius 8cm if the chord subtends an angle 98 d... An arc subtends an angle of 105°at the center of a circle of radius 6cm. Find the length of the arc... A segment of a circle whose radius is 28cm subtends an angle of 150°. Calculate the area of the segm...