Posted by **Rebecca** on Saturday, April 9, 2011 at 6:17pm.

Verify that the vertices A(-6.1),B(2,-5),C(6,1) and D(2,4) are the vertices of a trapezoid. Does anyone know the steps to solve this? Thanks so much.

- Grade 10 Math -
**Damon**, Saturday, April 9, 2011 at 7:24pm
slope ab = -6/8 = -3/4

slope bc = 6/4 = 3/2

slope cd = 3/-4 = -3/4

slope da = -3/8

note AB is parallel to CD

- Grade 10 Math -
**Rebecca**, Sunday, April 10, 2011 at 3:47pm
thanks so much?

could you please tell me the formulas you used to get those answers?

- Grade 10 Math -
**Rebecca**, Sunday, April 10, 2011 at 3:47pm
thanks so much!

could you please tell me the formulas you used to get those answers?

## Answer this Question

## Related Questions

- Algebra II-Please check my calculation - Find center, vertices, co-vertices and ...
- 7th Grade Geometry - A Rectangle with vertices A B C AND D. The triangle is ...
- Math - A Rectangle with vertices A, B, C, AND D. The triangle is divided with ...
- Pre-Calculus - What are the vertices and co vertices of the ellipse x^2/4 + y^2/...
- analytic geometry/graphing problem - The vertices of a triangle are the points ...
- math - A rectangle has one side on the x-axis and two vertices on the curve y=6...
- 6th grade math - The vertices of triangle ABC are a(8,23) B(2,2) C(2,8). What ...
- Discrete Math - I was hoping if you could help me to solve this problem. Thank ...
- Geometry - Determine whether the polygons with the given vertices are similar. ...
- Discrete Mathematics - Let G be a graph with vertex set V = {v1, v2, v3, v4, v5...