Question

to
1.At any point on a circle
tangent is always
the radius at the point of
contact.
2.Two concentric circles are
of radii 5 cm and 3 cm. Find
the length of the chord of the
larger circle which touches
the smaller circle..
3. If tangents PA and PB from
a point P to a circle with
centre o are inclined to each
other at angle of 80°, then
ZPOA is equal to
(a) 50°(b) 60°(c) 70°(d) 80°​

Answer 1

this is the answer of whole worksheet

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