Since this word consists of a kanji with hiragana attached, you can bet that it will use the kun'yomi reading. You didn't learn that reading with this kanji, so here's a mnemonic to help you:
What did you just win? You won a new car (か)!
At the soccer game, we managed to win 1-0.
When I was four, I won the match but I felt like I lost anyway.
I’m entering my pet rabbit in tomorrow’s dog race and I guarantee it's going to win.