Answer:
The measure of angle CED is 58˚
Step-by-step explanation:
CED + AED = 180˚ (straight line)
AED = 122˚ (given)
CED + (122˚) = 180˚ (substitute)
CED = 58˚ (subtract 122˚ from both sides)
as the angle is on a straight line so it is equal to 180°so subtract 122 from 180
