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Prosím o vysvetlenie. Ďakujem
Na obrázku je nákres Martinovej kruhovej záhrady. Tvorí ju 7 malých kruhových záhonov s polomerom 1,5 m. Priestor medzi kruhovými záhonmi je vysypaný štrkom. Koľko vriec štrku musí Martin kúpiť, ak…
8. Traja hráči hrajú hru, kde každý hodí jednou mincou. Adam vyhrá, ak všetci traja hodia líce. Boris vyhrá, ak všetci traja hodia rub. Cyril vyhrá, ak na jednej minci padne rub a na zvyšných dvoch…
Vypustený bazén tvaru kvádra je 15 m široký, 30 m dlhý a 2 m hlboký. Napúšťanie bazéna sa zastavilo, keď voda siahala 30 cm pod jeho okraj. Vypočítajte, koľko litrov vody sa do bazéna napustilo.
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