5
2
16
DO THIS
3
1. Take any quadrilateral
, say ABCD (Fig 3.4). Divide
it into two triangles,

Question

5
2
16
DO THIS
3
1. Take any quadrilateral
, say ABCD (Fig 3.4). Divide
it into two triangles, by drawing a diagonal. You get
six angles 1, 2, 3, 4, 5 and 6.
Use the angle-sum property of a triangle and argue
how the sum of the measures of ZA, ZB, ZC and
ZD amounts to 180° + 180° = 360°.
Fig 3.4
A

Samantha · Answer

Answer:   Take any quadrilateral, say ABCD (Fig 3.4). Divide it into two triangles, by drawing a diagonal. You get six angles 1, 2, 3, 4, 5 and 6.   Explanation:   i hope it will help you

Sadie

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5216DO THIS31. Take any quadrilateral, say ABCD (Fig 3.4). Divideit into two triangles,