Show that the line 4x-3y+15=0 and 8x+6y-30=0 are tangents to the circle of diameter 6cm and centre at the origin
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distance of these lines from centre is
(0 + 0 + 15) ÷ 5 = 3
(0 + 0 + 30) ÷ 10 = 3
so the line will just touch the circle and will be tangent to it..
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(0 + 0 + 15) ÷ 5 = 3
(0 + 0 + 30) ÷ 10 = 3
so the line will just touch the circle and will be tangent to it..
please follow me more described answer and more such problems and formulae till class 12th and beyond...
and please make it a brainliest
follow me and I will make your every answer a brainliest
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