A student states that the lengths of 3, 2, and 1 can be the sides of a triangle because 3 plus 2 is greater than 1. Determine if

Question

SVETLANKA909090 [29]

4 years ago

15

A student states that the lengths of 3, 2, and 1 can be the sides of a triangle because 3 plus 2 is greater than 1. Determine if

the student is correct. Explain your reasoning.

Mathematics

1 answer:

IrinaVladis [17] · Answer 1 · 2021-11-06T13:18:42+03:00

IrinaVladis [17]4 years ago

3 0

The student is incorrect.
According to the triangle inequality theorem the longest side must be less than the sum of the other 2 sides.
Source:
http://www.1728.org/trianinq.htm