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An Arc of a circle of radius 40cm subtends an angle of 126⁰ at the centre of the circle.

An Arc of a circle of radius 40cm subtends an angle of 126⁰ at the centre of the circle.
(a) Calculate:
(i) the length of the arc.
(ii) the area of the sector.
(b) The sector is folded to form a cone.
Calculate:
(i) the radius of the base of the cone.
(ii) the height of the cone.
(iii) the capacity of the cone in litres.

Answers

sharon kalunda answered the question on April 25, 2019 at 06:42

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