51)In \( \triangle PQR \), \( ST \parallel QR \), \( PQ = 12 \) cm, \( PR = 24 \) cm, and \( SP = 4 \) cm, then \( PT = \):
52)The maximum number of parallel tangents that can be drawn to a circle is:
53)The parallelogram circumscribing a circle is a:
54)\( \log 2 \) is:
55)The distance between two parallel tangents of a circle of radius 4 cm is:
56)In \( \triangle ABC \), \( DE \) is a line such that \( \frac{AD}{DB} = \frac{AE}{EC} \) and \( \angle EDA = \angle ACB \), then \( \triangle ABC \) is a/an:
57)All the circles are:
58)If the angle between two radii of a circle is \( 120^\circ \), then the angle between the tangent and the ends of the radii is:
59)A line which intersects a circle at two points is called:
60)In the given figure, if \( \angle AOB = 125^\circ \), then \( \angle COD = \):
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