Likat7689 Likat7689 22-02-2024 Mathematics contestada Given: △abc, d is a part of ac, m∠bdc = m∠abc, ad = 7, dc = 9. Find: bc, bd:ba.a) bc = 16, bd:ba = 1:2b) bc = 16, bd:ba = 2:1c) bc = 18, bd:ba = 1:2d) bc = 18, bd:ba = 2:1