Mathematics
In the following figure, O is the centre of the circle and ΔABC is equilateral.
Find:
(i) ∠ADB, (ii) ∠AEB.
Related Questions
In the given figure, O is the centre of the circle. If ∠AOB = 140° and ∠OAC = 50°; find :
(i) ∠ACB,
(ii) ∠OBC,
(iii) ∠OAB,
(iv) ∠CBA.
ABCD is a cyclic quadrilateral in a circle with centre O. If ∠ADC = 130°, find ∠BAC.
In the figure, given below, ABCD is a cyclic quadrilateral in which ∠BAD = 75°; ∠ABD = 58° and ∠ADC = 77°. Find :
(i) ∠BDC,
(ii) ∠BCD,
(iii) ∠BCA.
In the following figure,
(i) if ∠BAD = 96°, find ∠BCD and ∠BFE.
(ii) Prove that AD is parallel to FE.
