Question

aloha users!!

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please answer this!!

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express the following up to three significant figures:

the height of a man 5 feet 9 inches in centimetres. ( 1 inch = 2.54 cm )

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Answer 1

179.85 cm.............................

Answer 2

1 foot=12 inches
5 feet 9 inches=12*5+9 inches=69 inches
1 inch=2.54 cm
69 inches=2.54*69
=175.26 cm
Since only three significant figures are asked, the answed will be rounded off to 175 cm.