Question

Length and breadth of a rectangular plate are 8.4 cm and 2.12 cm. Find area of the plate and express the value according to significant figure
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Answer 1

Answer:

Here length = 14.5 cm

3 significant figures. <br> breadth =4.2 cm

2 significant figures. <br>

Area =

<br>

<br> The answer should be rounded off to two significant figures. <br>

The digit to be dropped in the answer 60. 9 0 is 9 (circled ) which is greater than 5. So the preceding zero is raised by 1. <br> hence the answer

Explanation:

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