Which of the following is a postulate? Angle Bisector Postulate
Collinear Lines Postulate
Intersecting Lines Postulate
Planes Postulate

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?

Two numbers have a sum of -19. one number is x. what expression represents the other number?