Triangle has two sides that have lengths of 17 feet and 22 feet. Which ofthe following lengths could not represent the length of the third side?
1 Answer
Dec 10, 2016
length of the third side will have a value between 5 and 39.
Explanation:
Sol. 1)
The sum of the lengths of any two sides of a triangle must be greater than the length of the third side.
Let
Given that
Hence, the third side
Sol.2)
Using the cosine law of solving triangles.
Let the included angle between sides
as
or
or
Hence, the third side