Answer:
he has 300 nickels
Step-by-step explanation:
Answer: 
Step-by-step explanation:
You need to use the following formula:

Where "r" is the radius and
is is the central angle of the arc in radians.
Assuming that that the angle
is the central angle of the arc, and knowing that the radius is 7 centimeters, you can substitute values into the formula.
Therefore, you get:

4x + 17 = 23
23-17=6
4x=6
6/4=1.5
X=1.5
Hope this helps
Answer:
It’s 123456
Step-by-step explanation:
23456
6789
980