A white triangle in a blue square. What is it’s top angle α?
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Solution
The angle α is 45°.
![](https://mirangu.com/wp-content/uploads/2021/07/SurfTheWaveSolution.jpg)
This solution makes use of the RHS theorem.
Visual solution
![](https://mirangu.com/wp-content/uploads/2021/07/SurfTheWaveDavid.jpg)
Poem
A good spot for surfing
At the sea where it’s so tempting
To surf is not easy
For perfect waves a champion is searching
He dreams from waves and from riding
He glides on the board
As sharp as a sword
It gives good feelings
On the top of the waves
He’s on the top of the world
![](https://mirangu.com/wp-content/uploads/2021/07/SurfTheWaveBella.jpg)