How to solve a basic trigonometry equation: sin(theta)=1/sqrt(2)

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Learn how to solve a trig equation by using the reference triangle method. This is a must-know question for your trigonometry and precalculus classes. Subscribe for more math tutorials.

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Great explanation and delivery. Easy to understand and grasp.
Love your smile. ^.^

Darkest-Light
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I watch this video in Russia, because i can`t find solve on russian. Thx, bro

glebkovyazin
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Hey I got a question, wont -45 degrees also be a value as it is 1 over square root of 2 ?

hanihakim
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how do we know that the angle is 45 please its urgent

midoi