measured value 28.7053 cm, which has six significant figures. round the measurement to three significant…

measured value 28.7053 cm, which has six significant figures. round the measurement to three significant figures.\na 29 cm\nb 28.7 cm\nc 30 cm\nd 28.71 cm

measured value 28.7053 cm, which has six significant figures. round the measurement to three significant figures.\na 29 cm\nb 28.7 cm\nc 30 cm\nd 28.71 cm

Answer

Explanation:

Step1: Identify significant figures

The original number is 28.7053. We want three significant figures.

Step2: Look at the fourth digit

The fourth digit after the first three significant - figures (28.7) is 0. Since 0 < 5, we do not round up the third significant figure.

Answer:

B. 28.7 cm