Question

in triangle abc angle b = 80 angle c = 20 find angle adb if ab = dc?

Answer 1

80+20+a=180
a = 180-100=80

ab=dc
80×80=20×d
d = (80×80)/20
d = 320

Answer 2

Step-by-step explanation:

yep D is equal to 320 .that your answer