Question

Draw any quadrilateral ABCD.
Measure it's angles and write the results as under -
<ABC=
<BCD=
<CDA=
<DAB=
Now find the sum .
<ABC+ <BCD+ <CDA+ <DAB=.... ​

Answer 1

Answer:

The figure is drawn using two triangles which forms a quadrilateral

As we know that

sum of angles in a quadrilateral is 360

∘

⟹∠DAB+∠ABC+∠BCD+∠CDA=360

∘