20. Prove the Alternate Interior Angles Theorem Given: allm a t is a transversal of a and m. 3 Prove: 24 = 45 Hint: You cannot use Alternate Interior Angles Theorem 5/6 m 78 Proof: Statements Reasons a. allm t is a transversal of a and m. a b. 24 = 28 b. C. 48 = 45 C. d. 24 = 25 d. Optional Level 4 Question 21. Prove the Alternate Interior Angles Theorem Given: allm 1 2 a t is a transversal of a and m. Prove: 23 and 45 are supplementary 5 /6 . m Proof: 7/8 Statements Reasons