PT Journal AU ZITNY, R SZABO, T MOLNAR, J TI METHODOLOGICAL TOOLS OF 3-D APPLICATIONS IN SOLVING OF THE PROBLEMS OF GEOMETRY IN EDUCATION OF TECHNOLOGY SO Trends in education PY 2008 BP 521 EP 523 VL 1 IS 1 DE spatial imagination; Euclidian transformations; cutting of revolving and non-revolving surfaces; 3-D applications; perspective view. AB We can improve clearness in solving problems of revolving surfaces by using of software tools integrated in 3-D and CAD applications. Introduced methods support building the spatial imagination working with model in three views of Euclidian space and enable present in perspective view. ER