Question
If there are four line segments of length3cm, 7cm, 14cm and 21cm. Then how many triangles can be drawn from these line segments?
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Answer:
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The condition to form a triangle is that sum of the lengths of two sides of a triangle must be greater than the third one.
Consider 3 cm , 7 cm and 14 cm ;
3 + 7≯ 14 cm
Similarily if we consider other combination 7 ,14 ,21 , 14 + 21≯ 7
Hence no triangles can be formed.
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:
The condition to form a triangle is that sum of the lengths of two sides of a triangle must be greater than the third one.
Consider 3 cm , 7 cm and 14 cm ;
3 + 7≯ 14 cm
Similarily if we consider other combination 7 ,14 ,21 , 14 + 21≯ 7
Hence no triangles can be formed.
Was this answer helpful ?
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