Answer:
need the answer choices
Step-by-step explanation:
Sum of opp. interior angles = ext. angle
sum of all interior angle in a trangle = 180 deg
Answer:
tha answer to the question is B. 2
Answer:
∠2 = 18°
Step-by-step explanation:
∠WXZ = ∠1 + ∠2 ← substitute ∠1 = 3∠2
∠WXZ = 3∠2 + ∠2, that is
72 = 4∠2 ( divide both sides by 4 )
18 = ∠2, that is
∠2 = 18°
D is common in both polynomials
