На стороне ABC выбрана точка D так, что BD:DC=3:2, точка K - середина отрезка AB, точка F - середина отрезка AD, KF=6, угол ADC=100 градусов.Найдите BC и угол AFK

(2a+b)+(3a-2b); (x-y)+(x+y); (ax-by)-(by-ax);(5y-8)-(2-3y).

составить предложения со словами TO APPROACH, TO PROVE, TO TOUCH, HONEST, RISK, CAREFUL, CARELESS, SUSPECT

Stargirl (take) ------ us into space. First we (can) ------- see the Earth from the rocket. Then we (go) ------ to a star park. In the park we (hear) ------- space music. We (stop) ---------- at a space cafe. Then we (visit) ---------- a Space Museum. After that Stargirl (give) ----- us space skis and we (ski) ------------ between the Blue Planet and the Green Planet. We (like) -------- it very much. Then we (come) ---------- home. We (be) --------- in space for five earth minutes. что нужно сделать: Read the story and fill in the blanks with the past tense form of the verb in brackets.