Posted by **Delilah** on Wednesday, February 13, 2013 at 8:28pm.

9.

Name the triangles that are classified by angles. (1 point)

right, scalene, isosceles

scalene, isosceles, equilateral

acute, right, obtuse

obtuse, isosceles, acute

11.

Name the quadrilaterals that have four equal sides. (1 point)

rhombus, square

square, rectangle

parallelogram, rhombus

rhombus, trapezoid

12.

What is the sum of the interior angles for a pentagon? (1 point)

900º

540º

720º

108º

My answers:

9. scalene, isosceles, equilateral

11. rhombus, square

12. 540º

- 7th grade math please help Ms. Sue -
**Ms. Sue**, Wednesday, February 13, 2013 at 8:31pm
Right.

- 7th grade math please help Ms. Sue -
**drwls**, Wednesday, February 13, 2013 at 8:36pm
Your answers are correct.

In problem #9, right, scalene, and isosceles describe types of triangles, but some triangles can fit two of the definitions.

- 7th grade math please help Ms. Sue -
**Delilah**, Wednesday, February 13, 2013 at 8:43pm
Okay, I think that is why I was confused. But #9 is still right, no?

- 7th grade math please help Ms. Sue -
**Delilah**, Wednesday, February 13, 2013 at 8:48pm
Thank you, Ms. Sue and "drwls"!

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