What is the perimeter of a rectangular field whose diagonal is 10m and length is 3m ?	Select
A) 12 m
B) 5 m
C) 10 m
D) 8 m
E) 6 m
Sol:   Breadth of the rectangular plot is=10^2-3^2=1m   Therefore,   Perimeter of the rectangular plot= 2(3+1)=8m   8 m) 8m
<result>D</result>
What is the perimeter of a rectangular field whose diagonal is 10m and length is 3m ?