1.

From the figure, identify: (a) The centre of circle. (b) Three radii. (c) A diameter. (d) A chord. (e) Two points in the interior. (f) A point in the exterior. (g) A sector. (h) A segment.

Answer»

(a) O is the centre. 

(b) Three radii: OA, OB and OC 

(c) A diameter: AC 

(d) A chord: ED 

(e) Interior points: O, P 

(f) Exterior point: Q 

(g) A sector: OAB 

(h) A segment: ED



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