Un trunchi de piramidă triunghiulară regulată are înălțimea egală cu 12 cm apotema bazei mari egală cu 6 cm şi apotema bazei mici egală cu 4 cm. Calculați înăltimea piramidei din care provine trunchiul şi lungimea apotemei trunchiului de piramidă.

Luigi is the first person to finish a 5k race and is standing 13 feet beyond the finish line. another runner, mario, is still running the race and has approximately 24 feet before he reaches the finish line. what is the distance between mario and luigi? explain through words, numbers or pictures how you found the answer.