The great pyramid in giza, egypt, is a square pyramid. the dimensions of the pyramid at the time of its completion are shown in the net. what is the surface area of the great pyramid, including the base? enter your answer in the box. m²

Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?

Solve: 3x+y=6 4x-2y=18 show all work !

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x