ребят помогите на отрезку АВ отмечена точка К найдите длину отрезка АВ,если АК=45см отрезок КВ короче отрезка АК на m(см) упростите получеенное и найдите его значение

a)      at the visitors      b) for the visitors     c) the visitors     d) to the visitors

a)      I work      b) I`m work     c) I`m working     d) I working

a)      Is know     b) know     c) knowing     d) knows

a)      I finish     b) I finished     c) I`m finished     d) I`ve finished

a)      Not     b) shall     c) willn`t     d) won`t

a)      didn`t saw     b) didn`t see     c) no saw     d) saw not

a)      is it     b) isn`t it     c) was it     d) wasn`t it

a)      can     b) can`t     c) did can     d) was able to

a)      Do     b) Shall     c) Will     d) would

a)      was written     b) was written by     c) was written from     d) wrote

a)      good are     b) good is     c) goods are     d) goods is

a)      school     b) to school     c) to some schools     d) to the school

a)      that     b) these     c) this     d) those

a)      a thing     b) anything     c) something     d) thing

a)      a bit     b) much     c) very     d) very much

a)      ago     b) already     c) for     d) since

a)      at     b) in     c) on     d) to

a)      he     b) what     c) which     d) who

a)      her     b) hers the     c) whose     d) whose the

a)      at that you were looking     b) you were looking at     c) you were looking at it     d) which you were looking