Answer:
7/9
Step-by-step explanation:
Answer:
x = 111°
Step-by-step explanation:
180 x (7 - 1) - (120 + 158 + 126 + 125 + 121 + 139) =
900 - 789 = 111
-420 is your answer
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Answer:
Step-by-step explanation:
hello : write this expression
X² + y² + 6x – 2y+3 = 0 in the standard form
(x²+6x) +(y²-2y) +3 = 0
(x²+6x+9 -9) +(y²-2y+1 - 1) +3 = 0
(x²+6x+9) -9 +(y²-2y+1) - 1 +3 = 0
(x+3)²+(y-1)² = 7(the standard form)
but : 7 = (√7)²
<h2>the radius is :
√7</h2>
