2) O carro de João consome 1 litro de gasolina a cada 10 quilômetros percorridos. Para ir da sua casa ao sítio, que fica distante 63 quilômetros, o carro consome: a) ( ) um pouco menos de 6 litros de gasolina. b) ( ) exatamente 6 litros de gasolina. c) ( ) um pouco mais de 6 litros de gasolina. b) ( ) exatamente 7 litros de gasolina. Se alguém poder ajudar, obrigada!

Which expression is rational? 6. , square root two, square root 14, square root 49

Ms. green tells you that a right triangle has a hypotenuse if 13 and a leg of 5. she ask you to find the other leg of the triangle. what is you're answer?

Brittany has designed four different birdcages, each with the same volume: a square pyramid, a cylinder, a cone, and a sphere. the zoo wants to use one of brittany’s designs but plans to change the volume of the cage. find the design change that would result in the birdcage with the greatest volume. a.) increase the area of the base of the square pyramid by a factor of ten. b.) increase the height of the cylinder by a factor of ten. c.) increase the radius of the cone by a factor of ten. d.) increase the radius of a sphere by a factor of ten.