\[\boxed{\ \mathbf{127\ (127)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]
\[A(10);\ \ C(50);\ \ B(90);\ \ F(125);\ \ \]
\[D(140);\ \ E(190).\]
\[\boxed{\ \mathbf{127}.\ }\]
\[\textbf{а)}\ 9 + 2 = 11\ см.\]
\[\textbf{б)}\ 9 - 2 = 7\ см.\]