#trigonometrytips — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #trigonometrytips, aggregated by home.social.
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The 90° Rule to Instantly Find Trig Values!
Did you know?✔ sin(90° - x) = cos(x)
✔ cos(90° - x) = sin(x)
✔ tan(90° - x) = cot(x)🔥 So if sin 20° = 0.342, then cos 70° = 0.342 too! 🤯
🔥 Try finding sin 65° using this trick and COMMENT your answer! ⬇️
#MathHacks #TrigonometryTips -
The 90° Rule to Instantly Find Trig Values!
Did you know?✔ sin(90° - x) = cos(x)
✔ cos(90° - x) = sin(x)
✔ tan(90° - x) = cot(x)🔥 So if sin 20° = 0.342, then cos 70° = 0.342 too! 🤯
🔥 Try finding sin 65° using this trick and COMMENT your answer! ⬇️
#MathHacks #TrigonometryTips