In the figure MN and MP are tangents to a circle with centre O. Find the length of the chord PN, if MN= 4.5 cm.
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Step-by-step explanation:
since MN=PM=4.5(tangents on a circle from a poiNT
angle MNP=angle MPN
=60°
SO it is a equilateral triangles 6 is all sides are of 60 degree
SoNP=4.5
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