Terms for subject Mathematics containing D to A

English	Russian
D. Meger's lemma stated above does not give an immediate answer to Question A	лемма Межера, сформулированная выше, не даёт немедленного ответа на Вопрос А
segments of lengths a, b, c, and d are said to be proportional if a is to b as c is to d	пропорциональные отрезки