Question

prove any value of sin theta .......​

Answer 1

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Let’s find some exact values using some well-known triangles. Then we’ll use these exact values to answer the above challenges.

sin 45°: You may recall that an isosceles right triangle with sides of 1 and with hypotenuse of square root of 2 will give you the sine of 45 degrees as half the square root of 2.

45-45 trianglesin 45

I hope it will helps u...