17. In the given figure, O is the centre
of a circle : PQL and PRM are the
tangents at the points Q and R
respectively and S is a point on the
circle such that <SQL = 50° and
<SRM = 60°. Then <QSR = ?
(a) 40°
(b) 50°
(c) 60°
(d) 70°
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answer will be D)70°
am i right?
vavadiya:
yes
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