Question

For an angle Ø in standard position, sin = √2/2 and tanØ = -1 can the value be 225
Given: Y = sqrt(2), X = -1, r = 2.
Y is positive and X is negative. Therefore, the angle is in the 2nd quadrant.
Tan A = -1, A = -45o. = 135o CCW from +x-axis.




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