The parking lot charges $2 for the first hour and 50cents for each additional half hour or part thereof. What is the total charge for parking a car in the lot from 11:30 a. m. until 2:15 p. m.

$4

Step-by-step explanation:

I just know

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