Question

round of the number 3.46 of two significant figures.​

Answer 1

Explanation:

Junior Member. If we add 3.46 and 2.3 we get 5.76. we can round it to two significant numbers 5.8 because there is the least two significant digit 2.3 but If we add 2.3 X 10^4 + 1.6 X 10^3 = 2.3 X 10^4 + .

Answer 2

The rounded figure is $3.5$

Explanation:

• Significant figures are the number of figures that are meaningful and are known with certainity.

• Given figure is $3.46$

• We know that all the digits other than zero are significant.
• So here, inorder to make two significant figures,we need to remove the rightmost digit which is greater than five.
• Therefore the preceeding number is incremented by one.
• Now the number becomes $3.5$