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If midpoint of the line segment joining the points p( 6,b-2 ) and (-2,4) is (2,-3) find the value

Posted by Sanrufi Khan 6 years, 6 months ago

CBSE > Class 10 > Mathematics

1 answers

Sia ? 6 years, 6 months ago

According to question
PR = RQ or R is mid-point of PQ
Using mid-point formula x {tex}= \frac { x _ { 1 } + x _ { 2 } } { 2 }{/tex} and y {tex}= \frac { y _ { 1 } + y _ { 2 } } { 2 }{/tex}
{tex}\frac { b - 2 + 4 } { 2 }{/tex} = - 3
{tex}\Rightarrow{/tex} b + 2 = - 6
{tex}\Rightarrow{/tex} b = - 8

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CBSE > Class 10 > Mathematics