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Find the range for the measures for the third side of a triangle with the given measures of two sides. 14 and 23

User Hanh
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1 Answer

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Given:

Two sides of a triangle are 14 and 23.

To find:

The angle for the measures for the third side of a triangle.

Solution:

If a, b, c are three sides of a triangle, then


a+b>c


a+c>b


b+c>a

It is given that two sides of a triangle are 14 and 23.

Let the third side of the given triangle be c. Then, using the above inequalities, we get


a+b>c


14+23>c


37>c ...(i)

Similarly,


a+c>b


14+c>23


c>23-14


c>9 ...(ii)

And,


b+c>a


23+c>14


c>14-23


c>-9 ...(iii)

Using (i), (ii) and (iii), we get


9<c<37

Therefore, the range for third side of the triangle is
9<c<37.

User Kamehameha
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