j_watson

  __ 3 Arch Scale Changes Justin Watson 4 ____ th __

__** Taipei  **__ __** Tower **__ **H=1667ft** y=(-0.0024x^2+1666.6) 630(x)=1667 630 =630 x = 2.64 s(x,y)--->(2.64X, 2.64Y) A= 1/2.64 B= 1/2.64 Y= __(0.378)__=- 0.0064X^2(0.378) + __630__ 0.378 0.378
 * Tower=** y=-0.066x^2

Y= -0.0024X^2(0.378) + 1666.6


 * __Y= - 0.0024X^2 + 1666.6__ **

__** Sears Tower **__

**H= 1729ft**
 * Scale Change**= 1729/630=2.74

S(x,y)>(2.74x, 2.74y)

2.74y= -.0064(2.74)x^2 + 630 (2.74)

2.74/2.74= -. 018x^2/ 2.74 + 1,726.2

__**y= - .0066x^2 + 1,726.2**__

__** Empire State Building **__

**H=1250ft**


 * Scale Change=** 1250ft/630ft=1.98 [[image:http://www.mapsofworld.com/travel-destinations/images/empire-state-building.gif width="250" height="376"]]

S(x,y)>(1.98x, 1.98y)

__1.98y__ = __-.0064x^2__ + (630)

y= -.0064x^2 + (630)(1.98) y= -.0064 + 1247.4


 * y= - .0064x^2 + 1247.4**


 * Scale Change Video!!!**

**http://www.youtube.com/watch?v=ENO-i7qTkDE**

**Reason I chose this video, is beacause it shows a horizontal and vertical scale change. This video also shows very good details of what to actually look for viewing a horizontal or vertical scale change. This video shows the pre image and the image.**