Whakamutua te rerenga e whai ake nei ki te kōwhiringa pai rawa: Me pēhea e taea ai e au te rewa i te hukapapa i runga i aku matapihi?  Ngā kōwhiringa: - Whakamahia he ranunga o 2/3 wāhanga hukarere me tētahi wāhanga wai me te rehu i runga i ngā matapihi hukarere. - Whakamahia he ranunga o 2/3 wāhanga winika me tētahi wāhanga wai me te rehu i runga i ngā matapihi hukapapa.  Whakautu:
Whakamahia he ranunga o 2/3 wāhanga winika me tētahi wāhanga wai me te rehu i runga i nga matapihi hukapapa.