Right triangle OCB that can be used to show the relationships between x, y, r, and Θ.
446
TIFF (full resolution)
2400×1983, 172.4 KiB
Large GIF
1024×846, 21.3 KiB
Medium GIF
640×528, 13.3 KiB
Small GIF
320×264, 5.8 KiB