I should add that the right hand sloping line is 20 units long.
Nope! I am wrong. Cocked up somewhere. I am doing this in my head! 😂😂😂😂
It should be 25
Root of 625 is not 36 but is 25!
Not true. As a machinist I use trigonometry on a regular basis. Surveyors, architects, carpenters, welders, and engineers do as well.
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