#### Answer

23.0 ft has 3 significant figures
23.00 ft has 4 significant figures

#### Work Step by Step

Rule: zeros placed after decimal mark accounted as significant digit.

Published by
Pearson

ISBN 10:
0321671775

ISBN 13:
978-0-32167-177-6

23.0 ft has 3 significant figures
23.00 ft has 4 significant figures

Rule: zeros placed after decimal mark accounted as significant digit.

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