A maple tree casts a shadow that is 19 feet long. A nearby sign post casts a shadow that is 10 feet long. If the maple tree is 12 feet tall,
how tall is the sign post, to the nearest tenth of a foot?

Simplify the expression 10/11(22z) + (a+5) -1

Which of the following is true for the relation f(x)=2x^2+1

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.