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Find the value of a for which the point p(a/3,2) is the midpoint of the line segment joining the points Q(-5,4) R(-1,0)

Posted by Alfas Basheer 6 years, 6 months ago

CBSE > Class 10 > Mathematics

1 answers

Sia ? 6 years, 6 months ago

P is midpoint of QR
or, {tex}\frac { a } { 3 } = \frac { - 5 + ( - 1 ) } { 2 }{/tex}
or, {tex}\frac { a } { 3 } = \frac { - 6 } { 2 }{/tex}
or, a = -9

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CBSE > Class 10 > Mathematics