Question

In a quadrilateral abcd angle a,b,c=10 degree then find the angle d

Answer 1

Answer:

according to question :-

angle a, b, c = 10 degree each

so

angles a+b+c+d = 360

10+10+10+d = 360

30+d = 360

angle d = 360-30 = 330 degree

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Answer 2

Answer:

a+b+c+d=360

acc to question:

10+10+10+d=360

30+d=360

d=360-30

d=330

hope it helps you