Answered

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what is the equation of the circle with center at the origin and a radius of 5 units​

Sagot :

AGboiiidn

SOLUTION

Remember that in standard form of a circle is

  • (x-h)²+(y-k)²=r²
  • where C(h,k) and r is the radius

Now, given that

  • (0,0) is the origin
  • h = 0 , k = 0 , r = 5

Substituting the values to the standard form

  • (x-0)²+(y-0)²=5²
  • x²+y²=25

ANSWER

  • x²+y²=25

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