J(5,3) and K( 7,3) are the endpoints of a chord of a circle. Which
information is needed to prove that is a diameter of the circle?
O A. (6, 3) is the center of the circle and the midpoint of JK
O
B. (1, 0) is the center of the circle and the midpoint of JK
C. (-1,0) is the center of the circle and the midpoint of
O
D. (-6,3) is the center of the circle and the midpoint of JK.

Consider the following geometry problems in 3-space enter t or f depending on whether the statement is true or false. (you must enter t or f -- true and false will not work.) f equation editorequation editor 1. a plane and a line either intersect or are parallel t equation editorequation editor 2. two planes parallel to a third plane are parallel f equation editorequation editor 3. two lines either intersect or are parallel f equation editorequation editor 4. two planes orthogonal to a third plane are parallel f equation editorequation editor 5. two planes orthogonal to a line are parallel f equation editorequation editor 6. two planes either intersect or are parallel f equation editorequation editor 7. two lines orthogonal to a third line are parallel t equation editorequation editor 8. two lines parallel to a third line are parallel t equation editorequation editor 9. two planes parallel to a line are parallel f equation editorequation editor 10. two lines parallel to a plane are parallel f equation editorequation editor 11. two lines orthogonal to a plane are parallel