Uma caixa na forma de um cubo tem medidas de arestas igual a 10,5 cm. O volume dessa caixa corresponde à: * 1 ponto a) 1157,625cm³ b) 1157,6cm³ c) 11,5627cm³ d) 115,7625cm³

Answer this question! 30 points and brainliest!

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?