Question

in the given figure AB=AC, angle BAD=30° and AE=AD.Then x equals
a) 20°
b) 10°
c) 12.5
d) 15°​

Answer 1

Answer:

15°

Step-by-step explanation:

Let angle ABD=angleAED=y

So angle DAE = 150-2y

Then angle ADE= Angle AED =15+y

Adding all the angles in triangle DEC ,We get x=15°