# Geometry

### Identifying the 45 – 45 – 90 Degree Triangle

A 45 – 45 – 90 degree triangle (or i...

In Geometry

### Interior and Exterior Angles of a Polygon

Everything you need to know about a poly...

In Geometry

### How to Determine the Length of an Arc

An arc’s length means the same commons...

In Geometry

### Properties of Rhombuses, Rectangles, and Squares

The three special parallelograms — rho...

In Geometry

### Sizing Up the Area of a Polygon

Not only can polygons be classified by the number of sides they have and by their angles,...

In Geometry

### How to Copy an Angle Using a Compass

The basic idea behind copying a given angle is to use your compass to sort of measure how...

In Geometry

### How to Copy a Line Segment Using a Compass

The key to copying a given line segment is to open your compass to the length of the segme...

In Geometry

### How to Find the Right Angle to Two Points

If you’re given two points on the coordinate plane, you can find the locus of points...

In Geometry

### Find the Locus of Points Equidistant from Two Poin

If you’re given two points, and you’re asked to find the locus of points equid...

In Geometry

### How to Solve a Two-Dimensional Locus Problem

In two-dimensional locus problems, all the points in the locus solution lie in a plane. Th...

In Geometry