Enter the angles (in degree) to check if they make a triangle

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Enter the length of two legs of a right angled triangle and know its hypotenuse

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Generate two angles of a triangle and guess the third angle (in degree)

First Angle - °

Second Angle - °

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Enter the base and height to know the area of a triangle

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Let's play a quiz!

1 / 8 How many sides does a triangle have?

How many sides does a triangle have?

2 / 8 This is an equilateral triangle, but why is it called that?

This is an equilateral triangle, but why is it called that?

3 / 8 Which ancient Greek philosopher studied triangles?

Which ancient Greek philosopher studied triangles?

4 / 8 What's the name of this type of triangle?

What's the name of this type of triangle?

5 / 8 How many triangles are in this picture?

How many triangles are in this picture?

6 / 8 Complete this right angle equation: a2 + b2 =?

Complete this right angle equation: a2 + b2 =?

7 / 8 TWhat is a hypotenuse?

What is a hypotenuse?

8 / 8 How many angles are in a triangle?

How many angles are in a triangle?