Find the value of ‘x’ so that 1॥m.
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x=25 by equalling both the angle
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Solution :
From the figure given ,
l // m ,
2x + 15° = 3x - 10°
[ Since , Exterior alternate angles
are equal ]
=> 2x - 3x = - 10 - 15
=> -x = -25
=> x = 25
Therefore ,
x = 25
••••
From the figure given ,
l // m ,
2x + 15° = 3x - 10°
[ Since , Exterior alternate angles
are equal ]
=> 2x - 3x = - 10 - 15
=> -x = -25
=> x = 25
Therefore ,
x = 25
••••
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