How many triangles can be constructed with side lengths of 7 cm, 10 cm, and 18 cm? A. 0 B. 1 C. 2 D. an infinite number

asked Feb 10, 2016 210k views

1 vote

How many triangles can be constructed with side lengths of 7 cm, 10 cm, and 18 cm?

A.
0

B.
1

C.
2

D.
an infinite number

7.8k points

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6 votes

0, because
$7+10\\ot>18$ and the sum of any two sides of a triangle must be greater the third side.

Lokeshwer answered Feb 14, 2016

7.8k points

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