Awhale is 85m below the surface of the sea. a bird is directly above the whale and 28m above the surface of the sea. find the height of the bird above the whale.

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

An object in geometry with no width, length or height is a(n):

For the sequence [tex]a_{n} = 2n/(n+1)[/tex], what is the value of [tex]a_{10}[/tex]