Determine Whether the Three Points Are the Vertices of a Right

question 411

True/False

Determine whether the three points are the vertices of a right triangle.
- $( - 1 , - 1 ) , ( 5,1 ) , ( 4 , - 4 )$

---

Definitions:

Scoria Cone

A small, steep volcanic cone made of volcanic ash, cinders, and bomb fragments ejected from a single vent.

Dome

1. A circular or elliptical anticlinal structure in which the rocks dip gently away in all directions. 2. A dome-shaped accumulation of lava and other volcanic materials. See also volcanic dome.

Conical

Conical describes a shape or object that narrows smoothly from a broad base to a point, resembling a cone.

Cylindrical

Having the shape of a cylinder, characterized by a circular cross section and straight sides.