Kniga prednaznachena dlya uchitelej, veduschih kruzhkovuyu rabotu; ona mozhet byt' ispol'zovana i uchenikami starshih klassov, interesuyuschimisya matematikoj. Material posobiya raspredelen na 32 zanyatiya. Kazhdoe zanyatie soderzhit zadachi iz razlichnyh razdelov matematiki. Vo vtoroj chasti knigi privedeny resheniya i ukazaniya k zadacham. This book, "Zadachi po matematike dlya vneklassnyh zanyatij 9-10 klassy," by I. H. Sivashinskij, V. G. Boltyanskij, is a replication of a book originally published before 1968. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.