# Basic trigonometry (Series in mathematics modules)

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 13.44 MB

And of course, we can find the cosecant, secant, and cotangent of 30˚ and 60˚ by taking the inverses of each angle's sine, cosine, and tangent, respectively. I also focused on learning experiences within each lesson plan, rather than just giving myself a script or notes I included what the students should be doing during the lesson. If you are given the value of the sin (or cos) and you want to obtain the angle, you should enter the number, 0.6820, press the INV key and then press the SIN (or COS) key, giving 43.00° (or 47.00°) as the result correct to 2 decimal places.

Pages: 124

Publisher: Cummings Pub. Co; 2nd edition (1976)

ISBN: 0846502607

Trigonometry

Plane Trigonometry

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