Question

Question 4(c)
Express the number appearing in the following statements in standard form:
(c) Diameter of Earth is 1,27,56,000m.

Answer 1

(c) Diameter of the Earth = = 1,27,56,000m
$=12756\times 1000m=1.2756\times 10000\times 1000m$
$=1.2756\times {10}^{7}m$