In triangle DEF, sides DE and DF are both 6 feet 3 inches long. This length is 0.75 times the length of side FE. What type of triangle is DEF and what is its perimeter?

Question

In triangle DEF, sides DE and DF are both 6 feet 3 inches long. This length is 0.75 times the length of side  FE. What type of triangle is DEF and what is its perimeter?

anonymous · Answer

Well, you can tell that since the two sides are the same length and the other side is a different length, you can tell that it is an isosceles triangle.

nincompoop · Answer

what did you learn from your previous questions, which you were given helped with?

anonymous · Answer

Yes, I realize that... but what I don't know is would it be acute or obtuse?

anonymous · Answer

@Luis_Rivera can you help me please and thanks :)

anonymous · Answer

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