Question

write a value of sin 225 degree​

Answer 1

Answer:

-1/root2

Step-by-step explanation:

●sin 225 degree

Sol:-

Sin(90×2 + 45 degree)

then,

2 is even

then sin will not change into cos so

sin45 degree

then ,

it's quadrant is third

then the value _

-sin 45 degree =

-1/ root 2 is your answer

Answer 2

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✳Write the value of sin225 degree

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➡the value of sin 225degree is $\frac{\sqrt[-]{2}}{2}$.

➡radiant is $\frac{5π}{4}$

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