Math, asked by mavanji, 4 months ago

In the figure angle AOC=55° then angleACB= a)55°,b)90° ,C)110° and d)70°​

Attachments:

Answers

Answered by Anonymous
4

Answer:

ANSWER

∠ADC=

2

1

∠AOC

(Angle subtended by a chord on mayor area is half of that subtended on center)

∴∠ADC=

2

1

×130=65

Now, ADCB is cyclic quadrilateral ⇒

Sum of opposite Angles is 180

∴∠ABC+∠ADC=180

∠ABC+65=180

∠ABC=115

Attachments:
Answered by prashika123
0

70 is your correct answer

Similar questions