the given figure if angle AOR is equal to to 80 degree angle RQS is equal to 45 degree angle QRS equal to 35 degree prove that P parallel to M
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In the given figure,
angle AOR = 80°
angle QSR = 35°
angle RQS = 45°
:. in triangle RQS,
angle QRS + angle RQS + angle QSR = 180° - (sum of measures of all angles in a triangle is 180°)
QRS + 45° + 35° = 180°
QRS + 80° = 180°
QRS = 100°
Also,
angle ORM =~ angle QRS - (vertically opposite angles)
since angle QRS = 100°
Therefore, angle ORM = 100°
angle AOR + angle ORM = 80° + 100°
therefore, angle AOR + angle ORM = 180°
THEREFORE, line P || line M - ( Interior angles test )
and OR is the transversal.
HENCE PROVED :)
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