Provide the reasons for statements 3 and 5 in the proof.
given: ∠1 and ∠2 form a linear pair; m∠2 = 100°
prove: m∠1 = 80°

reason #3. _ postulate
reason# 5 _ property of equality

You have 2 sides that are 2 cms and you have 6 sides that are 1/2 cm and you have 4 sides that are 1 cm. the smallest sides are 1/2 the medium sized sides are 1 and the smallest are 1/2. so to find the perimeter you have to add them all up together so your answer will be 11 cm's

1.) 18+5 is one way i’m pretty sure there are others but i can’t think of them right now