I think it's 50% or 10.5% depending on the number or symbol outside of the parentheses at the end of the problem.
16.8. Perimeter of a triangle is side a+ side b+ side c.
Answer: they are neither
Step-by-step explanation: since none of the points remain side by side but don’t cross at a 90° angle they can be neither parallel or perpendicular
Given:
The population of continent of South America in 2010 is 395, 280, 204.
To find:
The closest estimate of this number.
Solution:
We have,

The approximate value of this number is

The scientific form of this value is

Therefore, the correct option is C.