CBSE Class 10 Answered

a) Take a line segment AB.
(b) Take A as the centre and with any radius, draw an arc that cuts the line AB at S.
(c) Take S as the centre, and with the same radius as the previous one, draw an arc which meets the earlier arc at Q and P.
(d) Take P and Q as the centres and with the same radii, draw two arcs that intersect at D.
(e) Join DA.
(f) Bisect the angle DAB by drawing arcs from points S and R  with radius more than ½ of SR intersecting at a point