One of the lenghts of a right angled triangle is twice as long as the other, and the perimeter of the triangle is 28 cm. Find the lenghts of all three sides, to three decimal places.

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? ( )

If 20% of a number is 35, what is 50% of that number?

Deepak plotted these points on the number line. point a: –0.3 point b: – 3 4 point c: – 11 4 point d: –0.7 which point did he plot incorrectly?