Can someone point out what topic is it or why is the total sum of quadrilateral 2 pi? in other words why was angle poq's answer gotten that way?

step-by-step explanation:

milk=16 large

soda=280 kids

juice box=82 regular

63 soda +63 regular

124 large total

the first one, all those points on the line just make a strait line.

step-by-step explanation :

we know that

the measurement of the outer angle is the semi-difference of the arcs which comprises

in this problem

m< xzy is the outer angle

substitute the values

the measure of angle xoy is equal to

> by central angle

substitute the value