Show that sin(x+pi)=-sinx show all your work

Arecipe calls for 32 fluid ounces of heavy cream.how many 1 pint containers of heavy cream are needed to make the recipe?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Maurice has 54 fewer comic books than rebecca.they have 130 comic books together .how many comic books are in maurices collection ? how many comic books are in rebeccas collection