Question

4) In the figure alongside, find m(arc AEC) = ? if ∆ABD = 80°, m(arc DC) = 75°​

Answer 1

Answer:

4) In the figure alongside, find m(arc AEC) = ? if ∆ABD = 80°, m(arc DC) = 75

Step-by-step explanation:

In a circle angle subtended by any chord on opposite sides are supplementary.

So m(arcAPC)+m(arcABC)=180 o

So m(arcABC)=180 o −60 o =120 o

Answered B

UMANG ZALARIYA