fnid the length of the tangent of a circle of radius 7cm an a point outside of the circle which is 25cm away from the centre of the circle
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It's length is 37cm tangentof a circle
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let length of tangent =l
distance from central =d=25 m
radius=7cm
l=√d(square) -r (square)
l=√625-49
l=√576
l=24 cm
distance from central =d=25 m
radius=7cm
l=√d(square) -r (square)
l=√625-49
l=√576
l=24 cm
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