Question

find the value of angle POR
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Answer 1

Answer:

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Answer 2

Answer:

In ∆POQ

PO=QO

Therefore,angle OPQ=angle OQP =10°

angle POQ=180°-angle OPQ+angle OQP

=180°-(10°+10°)

=180°-20°

=160°

Similarly,

angle ROQ=180°-angle ORQ+angle OQR

=180°-(40°+40°)

=180°-80°

=100°

Therefore,angle POR=angle POQ - angle ROQ

=160°-100°

=60°(Ans)

Step-by-step explanation:

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