In △MNO , m∠M=78° , m∠N=34° , and m∠O=68° . In △RST , m∠S=68° , m∠R=78° , and m∠T=34° . Describe the pairs of congruent corresponding angles in the two triangles.
1.∠M≅∠S , ∠N≅∠T , ∠O≅∠R
2.∠M≅∠R , ∠N≅∠S , ∠O≅∠T
3..∠M≅∠R , ∠N≅∠T , ∠O≅∠S
4 ∠M≅∠T , ∠N≅∠R , ∠O≅∠S