Apuzzle contains a triangular piece with a base of 3 in. and a height of 4 in. a manufacturer want to make 80 puzzles. find the amount of wood used if each puzzle contains 20 triangular pieces.

The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?

What are linear equations? could'ya explain too me, ? ! and how do you see what graph is a proportional relationship?

Dana wants to identify the favorite professional baseball team of people in her community. she stands outside a local sporting goods store and asks every other person who enters, "what is your favorite professional baseball team? " will the results of her survey be valid? explain.