Question

daca paralelogramul mnpq are masura unghiului n=115 grade ,atunci masura unghiului p=?

Answer 1

m(M) + m(N) + m(P) + m(Q)=360 grade
m(N)=m(Q)=115 grade
m(N)+m(Q)=230 grade
360-230=130
m(P)+m(M)=130 grade
130 : 2=65 grade 
m(P)=m(M)=65 de grade