You are given three side lengths of a triangle: 5 cm, 7 cm and 12 cm. What can you conclude?

Answer as guest — Start Free Practice Test to earn Practice PointsHow to earn pointsAsk a question+3Answer a question+1Someone answers yours+1Your Q gets upvoted+1Pioneer bonus (first 5)+5, ask questions & climb the leaderboard!

A Two different triangles can be constructed
B One triangle can be constructed
C No triangle can be constructed
D An equilateral triangle can be constructed

Show answer and explanation

Answer: C. No triangle can be constructed

To construct a triangle, the sum of the two shorter sides must be more than the longer side. But according to the question, the sum of the two shorter sides equals to the longer side; hence, no triangle can be formed.

Answering after opening this box earns no Practice Points.

4 answered 75% got it right

Rules for asking and answering

You are given three side lengths of a triangle: 5 cm, 7 cm and 12 cm. What can you conclude?

More questions like this