Question

A circle in the x y xyx, y-plane has the equation: 3 . 5 ( x + 2 . 2 ) 2 + 3 . 5 ( y − 1 1 . 1 ) 2 − 2 1 = 0 3.5(x+2.2) 2 +3.5(y−11.1) 2 −21=0space, 3, point, 5, left parenthesis, x, plus, 2, point, 2, right parenthesis, start superscript, 2, end superscript, plus, 3, point, 5, left parenthesis, y, minus, 11, point, 1, right parenthesis, start superscript, 2, end superscript, minus, 21, equals, 0 What is the radius of the circle? Round the answer to the nearest tenth.

Answer 1

5
soallyou have to is go to the web and search it up

Answer 2

The radius of the circle is 2.4..... You can trust me cause I got it wrong in Khan Academy and they show the right answer when you get it wrong You're welcome ;)