Constants are 4,3. The coefficient is 4.
Answer:
a = 157.7536pi
Step-by-step explanation:
area = pi*circumference²
a = pi*12.56² = 157.7536*pi
however, if pi just equals 3.14:
probably around 495.346304
Answer: k < 3.5
explanation: < means less than and > means more than and = means equal to so k < (less than) 3.5
A full turn is 360 degrees, so 25 desgrees