What would be 1/2÷10 this is dumb i know but its so !

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

Jack lives on a farm and has a large backyard. the area of his rectangular backyard is of a square mile. if the width of the yard is of a mile, what fraction of a mile is the length of the rectangular backyard?

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?