View note source
https://www.google.com/url?sa=t&source=web&rct=j&opi=89978449&url=https://quizizz.com/admin/quiz/5edfd2f553cb86001ffa6831/matematyka-i-my-klasa-6-powt%25C3%25B3rzenie-wiadomo%25C5%259Bci&ved=2ahUKEwiN7Mbv7LSNAxXkQ_EDHcy6HgcQFnoECFAQAQ&usg=AOvVaw1RVkpHehQIGZvbNRJ8XR1n