Answer:
1. you use encantado when you are referring to a male and you use encantada when you are referring to a female.
2. you use it when when someone says for example "nice to meet you" and you say "you to" or "its equally to meet you too" igualmente means likewise.
Explanation:
im slightly confused but what i can give you is that :
If you or someone likes something you'd say
You like : te gusta or I like : me gusta
And if your agreeing with someone you'd say :
I agree: estoy de acuerdo
And if you don't agree ( disagree ) you'd say :
Estoy en desacuerdo
<em>I hope i helped somewhat?</em>