The equation for the circle below is X^2+y^2=16 what is the length of the circles radius

Question

asked Nov 28, 2019 178k views

1 Answer

Jan Beck · Answer 1 · 2019-12-02T23:06:13+0000

radius = 4 units

the standard form of the equation of a circle, centre at origin is

x² + y² = r² ( where r is the radius )

x² + y² = 16 is in this form

with radius =
√(16) = 4