Question

plz slove this question ​

Answer 1

Answer:

60°

Step-by-step explanation:

In triangle BED

<BED = <AEC= 80°

<EBD=70°

So <EDB= 180°-(80°+70°)

= 30°

As we know angle subtended by arc on centre is double of that subtended by same arc on circumference of circle so

<ACB=2<EDB

= 2× 30°

= 60°.

HOPE YOU UNDERSTAND IT......