Question

Perform the following calculations and round according to the rules for significant figures. Just type in the number as a number (ex: 44)

8.20cm + 2cm (assume that the number is already labelled with the unit of cm)=


PLEASE HELP

Answer 1

10 cm (Approx)

Step-by-step explanation:

Given:

8.20 cm + 2 cm

Find:

Round of the following number

Computation:

⇒ 8.20 cm + 2 cm

⇒ 10.20 cm

We know that 0.20 < 0.50

So,

⇒ 10.20 cm = 10 cm (Approx)