Mandy works construction. she knows that a 55 meter long metal bar has a mass of 40 kg. mandy wants to figure out the mass (w) of a bar made out of the same metal that is 3 meters long and the same thickness.
what is the mass of the shorter bar?

It should be 24 kg. Hope your able to finish that mastery challenge on Khan academy its is worth it! it is very helpful in the end!

his first public project he is asked to create a small scale drawing. the garden is a right triangle with base 25m and height 30m. are you trying to solve for the last side/hypotenuse? the irrational form of the answer would be 5\sqrt{61}