# Abcd is a quadrilateral inscribed in centre O. cd is produced to E such that angle AED=95° angle OBA=30°.find OAC

1
by geometry1

Log in to add a comment

by geometry1

Log in to add a comment

The Brainliest Answer!

ABCD is quadrilateral

angle AED = 95

OBA = 30

To find - angle OAC

Construction - Side CD is extended to point E

Solution -

OBA = 30 ....(Given)

therefore, OBA + OAC = 180 ....(Linear pair of angles)

30 + OAC = 180

therefore OAC = 180 - 30

OAC = 150