The standard equation of a circle with center C(a, b) and radius r is given by:

thus for C(a, b)=C(7, 5) and radius r=4, the equation is given by:

Answer:
Answer:
Decreasing
Step-by-step explanation:
Probably rounded to nearest tenths, 8.2
Fraction: 75/100
Decimal 0.75
Percentage: 75%