Posted by **Katie** on Monday, April 6, 2009 at 6:02pm.

Geometry, Isoseles right triangle. Line segments MN and NO are ----? A. parallel lines, B. opposite angles, C. perpendicular lines, D. obtuse angles. I can't see that any of these are the answer to the question. Can you help me?

- Geometry, not "4th grade" -
**Writeacher**, Monday, April 6, 2009 at 6:04pm
assistance needed

Please type your __subject__ in the **School Subject** box. Any other words are likely to delay responses from a teacher who knows that subject well.

- 4th grade -
**bobpursley**, Monday, April 6, 2009 at 6:13pm
aren't they perpenducular in a right triangle?

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