Answer:
The measure of x is 
Step-by-step explanation:
we know that
The formula to calculate the sum of the internal angles of a polygon is equal to

where
n is the number of sides
In this problem we have

substitute

Find the measure of each internal angle
Divide the sum of the internal angles by the number of sides

The value of x is half the measure of internal angle
so

Answer:
huh?, give the full answer please
Step-by-step explanation:
219 divided by 8=27.35
27x8=216
219-216=3
Matthew can make 27 packages.
3 pens will be left over.
Please mark Brainelist
Answer:20
Step-by-step explanation:
= 3 × 10-11
(scientific notation)
= 3e-11
(scientific e notation)
= 30 × 10-^12
(engineering notation)
(trillionth; prefix pico- (p))
= 0.0000000000
<span>(real number)</span>