Pls 15 points

find the missing part.

l=8 w=4 h=2

find the diagonal (d) of the rectangular solid.

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g

Azul has 4 green picks and no orange picks. you add orange picks so that there are 2 orange picks for every 1 green pick. how many picks are there now.