Parts of the Circle: Determine whether or not it is possible to draw

M is the center of the circle below.

$AB=10$

Can a chord with a length of 15 cm be drawn in the circle?

No

M is the center of the circle shown below.

AB is a chord in the circle and is 8 long.

Which of the options is a reasonable length for circle's diameter?

$16$

M is the center of the circle below.

$AB=10$

Can a 7 cm chord be drawn inside?

Yes

M is the center of the circle below.

$AB=10$

Is it possible to draw another circle within the gray circle that has a radius equal to 7 cm?

No

M is the center of the circle below.

$AB=14$

Is it possible to draw a circle within the gray circle that has a radius equal to 3 cm?

Yes

In front of you a circle, M is the central point.

AB is a chord in a circle whose length is 6. Complete the remaining:

Is it possible to draw a radius of length...?

$≥3$