The number three, "tres,"declined like an adjective. The noun "saxa" is the accusative plural of "saxum" a neuter noun. The correct neuter accusative plural of "tres" is "tria."

The number three, "tres,"declined like an adjective. The noun "saxa" is the accusative plural of "saxum" a neuter noun. The correct neuter accusative plural of "tres" is "tria."

Agricola is one of the few nouns in the first declension that is masculine and not feminine. The adjective then must be in the masculine gender to agree with agricola. The correct nominative plural of agricola is agricolae, and the correct nominative plural masculine adjective is boni; agricolae boni.

Although "fortis" is a third declension adjective, in its superlative comparative form, "fortissimus," it functions as a second declension adjective; this means that in order to agree with "milites," which is itself an appositive for "Legionarii," it must be in the second declension masculine nominative plural, "fortissimi."

Although "fortis" is a third declension adjective, in its superlative comparative form, "fortissimus," it functions as a second declension adjective; this means that in order to agree with "milites," which is itself an appositive for "Legionarii," it must be in the second declension masculine nominative plural, "fortissimi."

"Mare" is a third declension neuter singular noun. Thus it requires the neuter nominative singular adjective form, "placidum."

"Mare" is a third declension neuter singular noun. Thus it requires the neuter nominative singular adjective form, "placidum."

"Cornu" is a neuter fourth declension noun. It appears in the nominative singular case in this sentence, meaning it requires the neuter nominative singular form "longum."

"Cornu" is a neuter fourth declension noun. It appears in the nominative singular case in this sentence, meaning it requires the neuter nominative singular form "longum."

Although "agricola" is a first declension noun, it is a rare exception to this declension in that it is masculine, meaning it would require the second declension masculine adjective form "laetus" in order to match grammtically in case, number and gender.