alta temperatura
In Spanish, "hot", as in "high temperature", is "caliente".
You say, ¿Cuán alto?
La escuela secundaria is high school in Spanish. Spanish(Mexico): Preparatoria
hola = hi! alto/a = high
The phrase "high and low" in Spanish is "alta y baja" (high in extent or value is máximo).
buena vida
volumen alto
Tacones altos
apunta alto.
Alto cinco.
Tenia una temperatura de cientiun grados