z_jones



quadratic= y=x^2 downward= y=-x^2 shift up= y=-x^2+360 Height=630 Weight=630

stretch horizontally S(x,y)->(125x,y) a=12.5 y/b=(x/a)^2 b=1 y/1=(y/185)^2 y=(x/125)^2 y=x^2/156.25+630

Arch Scale Change y+.0064x^2+630

space needle- 605ft 1.041 (x/1.041,y/1.041) http://www.trueknowledge.com/q/space_needle_height Willis Tower-1730ft 2.746 (2.746x,2.746y) http://en.wikipedia.org/wiki/Willis_Tower CN Tower-1815.5ft-2.882 (2.882x,2.882y) http://www.emporis.com/application/?nav=building&lng=3&id=112537

Space Needle a=1/1.041 .96 b=1/1.041 .96 y/b=-.0064x^2/a+630 y/.96=-.0064x^2/.96+630 y/.96=-.007x^2+630+96 Scale Change Formula y=-0.007x^2+605

Willis Tower a=2.746 b=2.746 y/2.746=-.0064x^2/2.746+630 Scale Change Formula y=-0.002x^2+1730

CN Tower a=2.882 b=2.882 y/2.882=-.0064x^2/2.882+630 Scale Change Formulay y=-.002+1816