Answer: 
Step-by-step explanation:
Given
The dog has a 25 ft leash
Arc length is 74.3 ft
Arc length is given by

here, r=25 ft
l=74.3 ft
Put the values

The measure of the angle is 
D.
a.
b.
hope that helped
Answer:
9 students
Step-by-step explanation:
because 15x 3 = 45 so 12x3= 36 so 45-36= 9 Can i be branliest
Answer:
The answer is zero. Any number times zero will always be zero.
Step-by-step explanation: