Complete the following activity to find the length of diagonal of a rectangle whose length is 35 cm and breath is 12cm
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Let us take a rectangle ABCD in which AC is a diagonal
AB=35 cm
BC=12 cm
AC=?
By Pythagoras theorem
AC
2
=AB
2
+BC
2
AC
2
=(35)
2
+(12)
2
AC
2
=1225+144
AC=
1369
AC=37 cm.
Therefore, diagonal of the rectangle =37 cm
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