Question

Some arcs are shown in the circle with centre ‘O’. Write the names of the minor arcs, major arcs and semicircular arcs from among them.

Answer 1

Minor arc : An arc of a circle having measure less than 180^∘.
Major arc : An arc of a circle having measure greater than 180^∘.
Semicircular arc : An arc of a circle having measure equal to 180^∘.


Names of minor arcs :
(i) arc PXQ
(ii) arc PR
(iii) arc RY
(iv) arc XP
(v) arc XQ
(vi) arc QY

Names of major arcs :
(i) arc PYQ
(ii) arc PQR
(iii) arc RQY
(iv) arc XQP
(v) arc QRX

Names of semicircular arcs :
(i) arc QPR
(ii) arc QYR