STANDARD FORM 1C

The radius of  Mars planet is about 1, 720, 000 meters. Express the radius in scientific notation.

Solution

=1, 720, 000

=1. 72 x 10⁶

Hence 1, 720, 000 = 1. 72 x 10⁶ m

TRY THIS.............................. 

The radius of a certain planet is about 8, 760, 000 meters. Express the radius in scientific notation.