Determine the radius — task. Maths CBSE Live product, Class 9 (2026-27).

Verify that

(-8, -6)

is the centre of the circle passing through the point

A (-18, -6), B (-14, 2), C (2, -6)

. Find the radius.

The radius of the circle

Answer variants:
$9$
$8$
$10$
$12$

Did you find an error?

7. Determine the radius