A.1/tg60° B.ctg60° C.1/ctg30° D.1/ctg60° E.ctg30°
A.(4.,3.) B.(3.,4.) C.(4.5,4.5) D.(4.,4.) E.(3.5,4.)
A.A(9.6,4.4) B.B(9.6,4.6) C.C(11.2,4.2) D.D(12.,4.4) E.E(12.,4.5)