CBSE Class 9 Answered
If the percentage errors in the measurement of length and breadth of a rectangle are 2% and 3% respectively,then the percentage error in determining its area is 5%. True or False.
Shourya
Asked by Shourya Mukherjee | 03 May, 2012, 04:14: PM
Expert Answer
area A= l*b.
?A/A=?l/l+?b/b
=2%+3%=5%
Answered by | 04 May, 2012, 11:52: PM
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