this special triangle gives us sin(18º)
We will compute the exact value of sin(18 degrees), i. e. sin(pi, 10), with this 187290 special right triangle. We will also see the golden ratio during the computation when we use the quadratic formula This is a classic geometry and trigonometry problem. If you like math, then you will enjoy it sin(18 degrees) with the quadratic formula: Subscribe for more math for fun videos Shop math tshirt hoodies: (10 off with the code WELCOME10 ) blackpenredpen
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