MCQ
The equation circle whose center is (0, 0) and radius is 4 is:
  • A
    x2 + y2 = 4
  • B
    x2 + y2 = 16
  • C
    x2 + y2 = 2
  • D
    None.

Answer

  1. x2 + y2 = 16

Solution:

The equation of circle is x2 + y2 = r2

Here, the radius is 4 So the equation is x2 + y2 = 42

x2 + y2 = 16

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