Which of the folloeing equation gives circle?

Which of the following equation gives a circle ?

Which of the following equations gives a circle

A circle in the xy -plane has center ( 5, 7) and radius 2. Which of the following is an equation of the circle?

A circle in the xy-plane is tangent to the x-axis at -10 and the y-axis at 10. Which of the following is an equation of the circle ?

Which of the folloeing option describes the characteristics of a living being?

Which of the folloeing statement is (are) incorrect?