Question

in the given figure angle ABC=45. Show that OA perpendicular to OC

Answer 1

hey here is ur answer.....
it is a property that if any angle is suspended by a chord on the circle and the same chord will make double of that angle at the centre like in this question chord Ac suspend 45° angle on the circle than it will suspend or make double this angle at centre that is 90°...
so angleAOC is 90°hence OC is perpendicular to OA..
hope it helps uh

Answer 2

this answer can help you