In addition to the Congruent Supplements Theorem and CPCTC, what else is needed to justify the conclusion that ∠PTQ ≅ ∠RTQ by SAS?

Multiplying an even number of negative numbers gives an answer that is choose from:

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?

Me answer this question: -2/3p + 1/5 - 1 + 5/6p i think the simplified expression is 1/6p - 4/5 correct me if i'm wrong, and explain it! if i have it right, just tell me. you so