Answer:

Step-by-step explanation:
Given:
180°<θ<270° and 
We know for any angle
,

∴
Answer:
x= -12
Step-by-step explanation:
∠2= (180°-36°)÷2 (base ∠s of isos. △)
∠2= 72°
m∠2= x +84
72= x +84
x= 72 -84
x= -12
With all of the following you are able to make a graph, table, and a equation.
Answer:
7
9
Step-by-step explanation:
key is the number of letters in each word