If the unit o length is tripled,the numerical value of area of square will
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41
Q : If the unit of length of tripled , the numerical value of area of square will be. ____ tines to that in original units.
Solution :
Let in the new system, the unit of length be
1 L = 3m
Initially,
Area of square in original units = 1 m^2
= 1 * (L/3)^2
= L^2 /9
= 1/9 L^2
So, In new units, area of square is 1/9 units.
Solution :
Let in the new system, the unit of length be
1 L = 3m
Initially,
Area of square in original units = 1 m^2
= 1 * (L/3)^2
= L^2 /9
= 1/9 L^2
So, In new units, area of square is 1/9 units.
Answered by
5
Answer:
1/9 times
Step-by-step explanation:
L^2 = (3m)^2
L^2 = 9m^2
m^2 = L^2/9
= 1/9 L^2
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