video1.0<iframe src="https://www.loom.com/embed/88629e6d6a59408b97a2b0e2811fd7e3" frameborder="0" width="962" height="721" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>721962Loomhttps://www.loom.com721962https://cdn.loom.com/sessions/thumbnails/88629e6d6a59408b97a2b0e2811fd7e3-00001.jpg100p: In triangle RST above, point W (not shown) lies on RT. What is the value of cos RSW - sin WST? a: ; ; ; ;