Posted by **joe** on Thursday, October 13, 2011 at 2:46pm.

in the diagram below of triangle abc, de is a midsegment of triangle abc, de=7, ab=10, and bc=13.find the perimeter

- geometry -
**Steve**, Thursday, October 13, 2011 at 4:43pm
Well, we don't have a diagram, but that won't stop us in this case. A midsegment of a triangle is parallel to one of the sides, and half its length.

Since de=7 is not half of ab=10, nor of bd=13, then that means that it must be half of ac. So, ac=14, and the perimeter is

p = 10 + 13 + 14 = 37

- geometry -
**Anonymous**, Wednesday, April 18, 2012 at 10:52am
joel

## Answer this Question

## Related Questions

- Centroids and Triangles - determining perimeter? - Let G denote the centroid of ...
- Geometry - Let ABC be any triangle. Equilateral triangles BCX, ACY, and BAZ are...
- Math(Geometry) - In the diagram below(no diagram but details will be provided), ...
- geometry - In the diagram below, the length of the legs AC and BC of right ...
- geometry - Triangle ABC is a right triangle such that m angle B= 90 degrees. If ...
- Geometry - In equilateral triangle ABC, AB=3x and BC=2x+12. Find the numerical ...
- HELP!!!!RIGHT NOW!!!! - Which set of side lengths shows similar triangles? (1 ...
- geometry - The medial triangle of a triangle ABC is the triangle whose vertices...
- yet another geometry question - Points D, E and F are the midpoints of the sides...
- geometry - triangle abc is similar to def, the lengths of the sides of triangle ...

More Related Questions