Answer:
+) m∠1 = m∠2 (vertical angles theorem)
+) m∠2 and ∠3 are supplementary (because a//b)
+)m∠3 = m∠4 (alternate interior angles theorem, c//d)
=> ∠1 and ∠4 are supplementary (substitution property of equality)
Step-by-step explanation:
Answer:
31
Step-by-step explanation:
Answer:
Either d or b and b looks like it works hte best
Step-by-step explanation:
Answer:
16.5
Step-by-step explanation:
this is beacuse 16.5 times 2 is 33
