Question

3. An object is 36m above sea level and another object is 45m below sea level. Represent
the position of each object with appropriate sign and find the distance between two objects​

Answer 1

object is above sea level = +36 m+36m

object below sea level = -45m−45m

we always use '+'ve

′

+

′

ve sign when object are above sea level

and '-'ve

′

−

′

ve sign for object below sea level

hence distance between two object is 36+4536+45 ⇒ 81

meters81meters