also: そうだよね
expression
that's right; yeah; I know
Casual agreement or acknowledgment, often used in conversation to show you share the same thought or already know what was said.
「明日は休みだね。」「そうだね。」
"Tomorrow is a day off, right?" "Yeah, that's right."
「この映画、面白いよね。」「そうだね、私も好き。」
"This movie is interesting, isn't it?" "I know, I like it too."