Question

Please answer my question correctly Question no 4

Answer 1

TQO=90
QTO=50
Hence toq=40
Poq=2*40=80

Answer 2

In quad. OPTQ
∠POQ +∠QTP = 180°

⇒∠POQ = 180° - ∠QTP
⇒∠POQ = 180° - 100° ---(given)
⇒∠POQ = 80°