a rectangular field is of dimension 40 m by 30 m. the distance covered from a to c is
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Given : ABCD is a rectangular field of Length = 40m, Breadth = 30m, ∠B=90
o
In the right angled triangle ABC,
By Pythagoras Theorem,
AC
2
=AB
2
+BC
2
=30
2
+40
2
=900+1600
=2500
∴AC=
2500
=50m
Distance from A to C through B is
=30+40=70m
Distance saved =70−50=20m.
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