Qué te (pedir) tu papá que hicieras?

Pediste or Pidio?

Someone will be glad to check your answer.

Pediste

Right.

can you explain

The subject is second person singular (familiar), so the verb must also be second person singular.

http://www.spanishdict.com/conjugate/pedir

It's pidio....past tense...what did your dad ask you to do? El ( tu papa) te pidio.

THank you