"an easy teacher and an easy language"
Translation:مُعَلِّم سَهْل وَلُغة سَهْلة
Yes, in this case. Gender is very easy in Arabic thanks to ta' marbuta. If you see it, then you know the noun/adjective is feminine. Just watch out for some adjectives that have an irregular feminine form, such as أول awwal "first" (masculine) but أولى ula "first" (feminine)