Question

Why can't we make 4 triangles in a quadrilateral sum 360 degrees? ​

Answer 1

Answer:

We know that the sum of the angles of a triangle is 180°. ⇒ ∠A + ∠B + ∠C + ∠D = 360° [using (i) and (ii)]. Hence, the sum of all the four angles of a quadrilateral is 360°.

Answer 2

Answer:

because it is a axiom or theorem

and it is referred as rule

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