find value of a+b shown in the diagram
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the vale of a+b =45°+55°
= 100°
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Since PQ and RT are parallel
QR and PS is considered as transversal
So
Angle R =a+b
Then b = 55degrees [corresponding angles are equal]
a=45degrees
[corresponding angles are equal]
So angle R = a+ b=45+55=100 degrees
QR and PS is considered as transversal
So
Angle R =a+b
Then b = 55degrees [corresponding angles are equal]
a=45degrees
[corresponding angles are equal]
So angle R = a+ b=45+55=100 degrees
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