A triangle is rotated 90° about the origin. Which rule describes the transformation? (x, y) → (-X, -y)
O (x, y) → (-y, x)
(x, y) → (-y, -x)
(x, y) — 6, bx)

I. given that abcde = fghij, fill in the blanks. 1. ab = = 4cm 2.bc = = 4cm 3.ed = = 7cm 4.ea = 5.aed = 6.bae = 7.dcb = 8.given that klmnop = uvwxyz k = 70°, l = 80°, m = 90°, n = 100°, ml = 5cm, and op = 6cm, find 9.u = 10.w = 11. yz = 12.wv = _5_cm (answered)