Answer:
The answer to your question is: 85°
Step-by-step explanation:
Data
m∠ xyz = 2m∠x - 9
m∠w = 38°
Process
∠x = (∠xyz + 9) / 2
∠ y = 180 - ∠xyz
∠w + ∠y + ∠x = 180
Substitution 38 + (180 - ∠xyz) + (∠xyz + 9) / 2 = 180
76 + 360 - 2∠xyz + ∠xyz + 9 = 360
Simplify
85 - 2∠xyz + ∠xyz = 0
85 = ∠ xyz
Answer:
Im pretty sure it's the 2nd one
Answer:
The score in third quiz must be lie between 84 to 99 inclusive.
Step-by-step explanation:
Answer:
Option C. His answer is not correct, because the same can not be less than either attend
Step-by-step explanation:
we have

we know that



substitute
----> is not true
therefore
His answer is not correct, because the same can not be less than either attend
Answer:
Step-by-step explanation:
i don't know how to show you the graph so i took a screenshot on my computer of the graph and post it up for you