Question

If m∠2 = 137 and m∠P = 58, what is m∠O?

Answer 1

We have :
\[m(1)+m(2)=180^\circ\]
So :
\[m(1)=180^\circ-m(2)=180^\circ-137^\circ=43^\circ\]
Now we have :
\[m(P)+m(O)+m(1)=180^\circ\]
So :
\[m(O)=180^\circ-m(1)-m(P)=180^\circ-43^\circ-58^\circ=79^\circ\]

Answer 2

thank you