Решите задачу.Ширина прямоугольника 6 см меньше длины,а его площадь равна 40 см(в квадрате).Найдите стороны прямоугольника

назовите основные социально-экономические уклады в России(1918)

нужен перевод текста!

Mr a nd Mrs Yo u n g 's sma ll h o u se was in a village, b ut the ir c h i l d r e n 's h o u s es we re in a t o w n. T h en Mr Young d i e d. Mrs Yo u ng w as eighty-five ye a rs old, a nd h er chi ldr en said to he r, " C o me a nd live in t he t o wn n e ar u s, Mo t h e r. Or come a nd live in o ne of o ur h o u s e s ." But s he s a id, " N o, I 'm n ot going to go to the t o w n. I 'm going to r ema in h e r e ." H er chi ldr en w e re n ot h a p p y. T h ey s a id, " T h e re a re a lot of b u r g l a rs h e re n o w. Maybe one of t h em will come i n to h er h o u se a nd t ake h er m o n ey a nd h er nice t h i n g s ." O ne S u n d ay o ne of h er d a u g h t e rs w e nt to Mrs Yo u n g 's h o u s e. She s aw a key on the g r o u nd at t he side of t he front d o o r. " M o t h e r !" s he s a id, "You m u s t n 't p ut y o ur key t h e r e. T h a t 's t he wo r st pl a c e. Burglars can s ee it a nd o p en t he door !" Mrs Yo u ng smi l ed. "Try to o p en t he door wi th the k e y ," s he s a id. H er d a u g h t er d id this. The key m a de a lot of n o i s e, b ut it d id n ot o p en t he d o o r. T h en Mrs Yo u ng said, "I h e ar t he key in the lock, a nd t h en I get one of my b r o t h e r 's old g u n s, go out of the back d o or a nd c r e ep up b e h i nd t he b u r g l a r s ."

сколько :а)

 кв.дм ----в1кв.м:  

1а;1га?

             б) аров-----1га;1кв.км?