Question

In ΔPQR , m∟P= 55◦, m∟Q =65◦ then m∟R =…….​

Answer 1

angle P=55°

angle Q=65°

angle R=?

Therefore,180°=P+Q+R

180°=55°+65°+R

180°=120°+R

R=180°-120°

R=60° Ans.......