Multiple choice question II — task. Mathematics State Board, Class 9.

PDF chapter test TRY NOW

1. In the figure,

$O$ is the centre of the circle and

$\angle ACB = 40^\circ$ then

$\angle AOB =$

$80^\circ$
$70^\circ$
$85^\circ$
$65^\circ$

2. In a cyclic quadrilaterals

$ABCD$ ,

$\angle A = 4x$ ,

$\angle C = 2x$ the value of

$x$ is:

$15^\circ$
$30^\circ$
$25^\circ$
$20^\circ$

Login or Fast registration

Previous exercise

Exit to the topic

Did you find an error?

Register for free to see more content

Register for free to see more content