Answer:
The sum of the interior angle is 108°
Step-by-step explanation:
To find the sum of the interior angle, you need this equation:
(The variable
represents the number of sides does a shape have).
-Count the sides of the shape:
The following polygon shown, has 5 sides.
-After you have the number of sides of the polygon, use the number of sides for the equation and it will be written as:

-Then, you solve:



So, the sum of the interior angle is
.
C) quadrant IV
it is saying I need more echaractes but I wrote the answer so I am writing this
Answer:
one solution
Step-by-step explanation:
9x+16=4x
16=4x-9x
16/-5=x
x=-3.2