The antenna

A regular pentagon with an extended side. What’s the angle α?

Scroll down for a solution to this problem.


The angle α is 36°.

Solution by Nong Prachya.


The Webb’s high-gain antenna
Will send
For much higher rate of data
Twice a day from the observatory
The tests took place
This is our heavenly spider
Who will offer us
Images and texts
A well identified flying object
Hello Webb, here is the earth
Open your antennas


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