poseidonstriden4429 poseidonstriden4429 29-12-2023 Mathematics contestada InTriangle uvw, with m∠u = (x + 11)², m∠v = (4x - 10)², and m∠w = (9x + 11)², find m∠u. a) (x + 11)² b) (4x - 10)² c) (9x + 11)² d) Cannot be determined