Approximate the unknown angle 0, in the diagram?

Anyone happen to know?

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Which statements are true about additional information for proving that the triangles are congruent check all that apply

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given