Angle Geometry

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In this app the questions are carefully graded from easy up to difficult in 29 steps.

Including

Basics
Tap the smallest angle
Tap the acute/obtuse/reflex angle
Use letters to name an angle

Theorems:
Angles on a line
Angles at a point
Vertically opposite angles
Angle sum triangle
Exterior angle of a triangle

Solve problems:
Single step problems, stating the theorem
Multi step problems
Problems using simple algebra

A question

A tutor screen

Screenshot20131105104417
Concept1

A worked example

Example29
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