Help me this is the hardest questions
1+ 1 =
0x1=

Amonument at a park is in the shape of a right square pyramid. a diagram of the pyramid and its net are shown. what is the surface area of the monument? enter the answer in the box. m²

Simplify the expression. -2/5(10+15m-20n)

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out