GeoGebra

GeoGebra applets

Types of angles

 This page shows the different types of angles and their names: acute, right, obtuse, straight, and reflex.

Locating fractions and mixed numbers on a number line

Use this applet to practice placing fractions and mixed numbers on a number line.

Trapezoids practice

Use this applet to practice finding the area and perimeter of randomly generated trapezoids.

Triangles practice

Use this applet to practice finding the area and perimeter of randomly generated triangles.

Area of a trapezoid

How to find the area of a trapezoid.

Area of a triangle

Teaser and introduction goes here. Sample problem here.

Area of parallelograms

Teaser and introduction goes here. Sample problem here.

Area of rectangles

Teaser and introduction goes here. Sample problem here.

Review writing expressions

Review writing expressions with addition, subtraction, multiplication, and division. Sample problem here.

Similar figures and proportions

If you know two figures are similar, how can you find the missing lengths for the second figure?. Sample problem here.

 

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