Hey so you have to give me the words that the teacher gave you if not I’m not sure what to answer, sorry
Answer:
cuál es la longitud de una pierna desconocida en el triángulo derecho 8cm 16cm 20cm 40 cm
Explanation:
La habitación
hope this helps btw there is only one question on your post :)
las ciudades is "cities"
la ciudad is the singular version: city