Answer: you are correct the correct answer is A
Answer:
4 , 2, 8, 4 ..............
Answer:
Most known one: 4 sides
Step-by-step explanation:
They are closed shapes, their sides should be straight, they are strictly 2 dimensional, and finally, all quadrilaterals have 4 sides.
1 is 4 and 4 and 4 is 11 and 5 is 15
We need to convert the equation of the circle to standard form only then we can find the radius and the center of the circle.

From this equation we can write:
Center of the circle is (-1,1) and the radius of the circle is 4.