Question

If a measured value is 8.3867. only three of whose digts
The desired number of signincant figures, by dropping one or
significant, we round it off to 8.39. A number is rounded of
re digits to the right. When the first digit dropped is less
n 5, the last digit retained should remain unchanged. When
irst digit dropped is more than 5 or when it is followed by digits
ab zeros, the last digit retained should be increased by 1.
1 two numbers are divided or multiplied, the result in the
e number of significant figures as the less accurate number.
example, the two numbers 4.71 and 5.642 are multplied, the
at is 26.6 and not 26.57382. Here we can claim three stignan
figures only since the less accurate number is, 4.71. contains
e significant figures.
Problems.
Find the area of a rectangular plate having length
121.30.2) cm and width (9.80 0.10cm.
Ans (209 41 cm
rahim
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Answer 1

Answer:

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Explanation:

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