Posted by monique on Monday, March 26, 2012 at 3:48pm.
Which of the following can be used to describe the triangle with the vertices listed below?
F(1, 2), G(10, 2), H(12, 11)
I. acute
II. obtuse
III. right
IV. scalene
V. isosceles
VI. equilateral
Please help!!! Explain.

Geometry  Steve, Monday, March 26, 2012 at 4:07pm
F and G lie on the same horizontal line.
H lies a bit to the left of G, and well below it.
That makes angle FGH obtuse.
If only one answer may be chosen, then (II)
FG=9
FH=17.02
GH=13.15
So, (IV) is also true

Geometry  Reiny, Monday, March 26, 2012 at 7:06pm
I had answered that same question for you yesterday.
http://www.jiskha.com/display.cgi?id=1332712679
Please check back to see if your question has been answered before posting it again.
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