Answer:
25
Step-by-step explanation:
(2x+2)+(3+5x)= 180 ( straight angle )
2x+5x+2+5 =180
7x+7= 180
7×= 173
x= 25°
I hope that was helpful
Answer:

Step-by-step explanation:




Integers are closed under subtraction.
Answer:
I would rename the trapezoid. I would rename it a semi-hexagon, because it is basically half of a hexagon.