Pleas i rlly need the answer! and i don't understand this one bit!

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.