Question

∆ABC, angle B = 90° and AE and CF are the angle bisectors(line segment that divide an angle into two equal parts ) of angle A and angle C respectively, find angle ADC.​

Answer 1

Answer:

540

Step-by-step explanation:

In the figure there are 3 triangles

As we know that sum of all angles ina triangle is 180°

So

180+80+180= 540

( Because there are three triangles)