In cyclic quadrilateral ABCD AD =BC, ∠BAC=30∘ and ∠CBD=70∘; fi

1.	In cyclic quadrilateral ABCD AD =BC, ∠BAC=30∘ and ∠CBD=70∘; find : (i) ∠BCD (ii) ∠BCA (iii) ∠ABC (iv) ∠ADC
Answer» In cyclic quadrilateral ABCD AD =BC, $∠ B A C = 30^{\circ} a n d ∠ C B D = 70^{\circ};$ find : (i) $∠ B C D$ (ii) $∠ B C A$ (iii) $∠ A B C$ (iv) $∠ A D C$

In cyclic quadrilateral ABCD AD =BC, ∠BAC=30∘ and ∠CBD=70∘; find : (i) ∠BCD (ii) ∠BCA (iii) ∠ABC (iv) ∠ADC

Answer»

In cyclic quadrilateral ABCD

AD =BC,

$∠ B A C = 30^{\circ} a n d ∠ C B D = 70^{\circ};$ find :

(i) $∠ B C D$ (ii) $∠ B C A$

(iii) $∠ A B C$ (iv) $∠ A D C$