A rectangle's width and length are 22 cm and 30 cm, respectively. If the length increases by 10% and the area is unchanged, by what percentage does the width decrease?
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Answer: The length and the width of a rectangle is 30 cm and 22 cm. Next, the length is increased by 10%. So, now the length is => 30×1100/100 cm = 33 cm. The area remains unchanged.
Step-by-step explanation:
Answered by
1
Step-by-step explanation:
Increased length by 10% , 30 = 33
Area=660
Then decreased breadth = 660/33=20
% change in breadth =((22-20)/22)*100
= 100/11
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