Home
Class 9
MATHS
In the figure, O is the centre of the ci...

In the figure, O is the centre of the circle and `angleACB=40^(@)` then `angleAOB` = . . . . . . . . . .

A

`60^(@)`

B

`90^(@)`

C

`120^(@)`

D

`180^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • GEOMETRY

    SURA PUBLICATION|Exercise UNIT TEST (SECTION A)|5 Videos

  • GEOMETRY

    SURA PUBLICATION|Exercise UNIT TEST (SECTION B)|5 Videos

  • GEOMETRY

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS AND ANSWERS (EXERCISE 4.6)|4 Videos

  • COORDINATE GEOMETRY

    SURA PUBLICATION|Exercise UNIT TEST (SECTION - C)|4 Videos

  • I TERM SUMMATIVE ASSESSMENT 2018-19

    SURA PUBLICATION|Exercise SECTION - I|40 Videos

Similar Questions

Explore conceptually related problems

O is the centre of a circle, angleAOB=100^(@) . Then angle angleACB = . . . . . . . . .

O is the centre of the circle. The value of x in the given diagram is . . . . . . . . .

PQ and RS are two equal chords of a circle with centre O such that anglePOQ=70^(@) , then angleORS = . . . . . . . . . .

In the adjoining figure, O is the centre of the circle . Find the value of angleABP if anglePOB = 90^(@)

In the adjoining figure, point P is the centre of the circle and line AB is the tangent to the circle at T . The radius of the circle is 6 cm . Find PB if angleTPB=60^(@)

In the figure, O is the centre of a circle and diameter AB bisects the chord CD at a point E such that CE = ED = 8 cm and EB = 4 cm. The radius of the circle is . . . . .