Question

The error in the measurement of the sides of a triangle is 1%.The error in the measurement of it's area is

Answer 1

Answer:

let side of square is 100 cm.

then area of square = 100*100 cm²

=10000 cm²

as given 1%S error in measuring length

so new length = 99 cm

and area of square = 99*99 cm²

=9801 cm²

so net change in calculating area = (10000-9801) cm²

=199 cm²

percentage change in calculating area = (199*100)/10000%

=1.99%

≅2%

Answer 2

Answer:

your answer is c) 2%

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