Identify the quadrant of the unit circle

Home Identify the quadrant of the unit circle where the angle $ heta = frac{3pi}{4} $ lies Answer 1 Christopher Garcia To identify the quadrant where the angle $ theta = frac{3pi}{4} $ lies, we need to examine the unit circle.$ frac{3pi}{4} $ is in radians.The angle $...

Calculate cos(π/4) using the unit circle

Home Calculate $ cos(frac{pi}{4}) $ using the unit circle Answer 1 Sophia Williams To calculate $ cos(frac{pi}{4}) $ using the unit circle, we look at the angle $ frac{pi}{4} $ on the unit circle.At this angle, both sine and cosine values are equal.Thus, the value of...