Question
Calculate the perimeter of the segment of a circle of radius 8cm if the chord subtends an angle 98 degree at the centre (take pie 22/7
Answers
s = rθ
p = s + 2rsin(θ/2)
and that's <u>pi</u>, not pie!!
p = s + 2rsin(θ/2)
and that's <u>pi</u>, not pie!!