Activity : Sum of all angles of quadrilateral is 360

 

·       ie`k rMgdwr kwgz qy ie`k cqurBUj A, B, C, D dI rcnw kro[
·       iesy Awkwr dy cwr cqUrBUj cwr Al~g-Al~g rMgdwr SItW qy bnwE[
·       hryk cqurBUj iv~c ÐA  nMU Ð1 ,  ÐB nMU Ð2 , ÐC  nMU Ð3 Aqy ÐD  nMU     Ð4 nwl drSwE [
·       cwry koxw nMU ie`k ibMdU qy imlwE (cwry kOx Alg-Alg rMg dy hox )ijs    qrW ic`qr iv`c idKwey gey hn [
·       kI dyKx iv`c AwieAw ?
·       ieh ie`k purk kOx bxwEudy hn Bwv 360<sup>0</sup>
·       ies qoN ieh is`D huMdw hY ik cqurBUj dy cwry koxW dw joV 360⁰ huMdw hY [