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20. If the percentage error in the length and breadth of a rectangle is 4% and6%. Then find the % error in the area of the rectangle. |
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Answer» I PROMISE I WILL FOLLOW YOU IF YOU MARK AS BRAINLIST THANKS FOR QUESTION
YOUR ANSWER IS PERCENTAGE error in LENGTH L ΔL
×100=l% Percentage error in BREADTH B ΔB
×100=b% Percentage error in area A ΔA
×100= L ΔL
×100+ B ΔB
×100 ⟹ A ΔA
×100=(l+b)% |
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