Answer:
0.3 units
Step-by-step explanation:
The ratio of the length of the arc to the circumference of the circle is proportional to the ratio of the central angle to the sum of angle in a circle.

This implies that:

This simplifies to: 

23/6 as a mixed number equals 3 5/6
24/4 → 4 goes into 24 6 times so the answer is 6
Answer:
French=60,History=120,Music=108
Step-by-step explanation:
I think this is trying to represent the degrees of a pie chart.
To find the degree of the pi chart per person you need to 72/12=6
Than to find the amount of degrees per subject multiply 6*amount of students.
Example:

The math club must sell 50 pies in order to reach the goal of 200 dollars
Answer:
C
Step-by-step explanation:
Reflect over y axis the rotate 180 degrees.