Answer:
The sum is equal to or
Step-by-step explanation:
we know that
The sum of the interior angles in a polygon is equal to the formula
where
S is the sum of the interior angles of a polygon
n is the number of sides
In this problem we have
substitute the value
or
Is this
$500
x+3?
honestly, there is not alot of information present here. so when a hear "a number" i think variable.... which would be set up as x+3
1.5 because it is the average of the two middle numbers in this scenario.
