To find the case, look at the noun the adjective is describing. Since the nouns are feminine, the adjectives will be as well.
The solution to Exercise 325 in the 5th-grade textbook by S.I. Lvova and V.V. Lvov involves analyzing an excerpt from the fairy tale "Little Red Riding Hood" to identify adjectives, their gender, and their case. 1. Identify noun-adjective pairs
(Little girl): Nominative case ( ), Feminine.
(A cheerful song): Accusative case ( ), Feminine. 3. Review the grammar rules
(By a straight and short road): Instrumental case ( ), Feminine.