The length of a rectangle field is seven times its breath. If the area of the field be 252m2, find its length
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Answer:length = 42 m
Step-by-step explanation:
L= 7b
Area=lb
=7b×b=7b sq.
252=7b sq.
b sq. =252÷7=36
b=root 36=6
l=7×6=42m
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