Middle School

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------------------------------------------------ Which values have exactly three significant figures? Select two options.

A. 0.0230 grams
B. 0.035 ounces
C. 0.804 inches
D. 3.150 liters
E. 140 feet

Answer :

Answer:

0.0230 grams

0.804 inches

140 feet

Step-by-step explanation:

The significant numbers are rules for precision.

Some rule of significant numbers are:

  • Zeroes in the right are not significant.
  • Non-zero numbers are significant.
  • Zeroes to the left of the numbers are significant.
  • Zeroes between two non-zero numbers are significant.

Thus,

0.0230 grams has 3 significant figures.

0.035 ounces has 2 significant figures.

0.804 grams has 3 significant figures.

3.150 grams has 4 significant figures.

140 grams has 3 significant figures.

Answer:

Its only 0.0230

and 0.804

not 140 because there is no deci so the trailing 0 doesnt count

Step-by-step explanation:

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