Question 775768
<pre>
{{{drawing(16600/73,400,-30,385,-30,700,arc(0,100,200,-200,0,56),
locate(30,135,"56°"),
line(0,0,640cos(56*pi/180),0),line(640cos(56*pi/180),0,640cos(56*pi/180),100+640sin(56*pi/180)), line(0,0,0,100), line(0,100,640cos(56*pi/180),100), line(0,100,640cos(56*pi/180),100+640sin(56*pi/180)),
locate(0,55,100), locate(310,55,100),locate(361,370,x),locate(120,370,640)

 )}}}{{{matrix(19,1,

This,figure,is,drawn,to,"scale.",sin("56°")=opposite/hypotenuse,sin("56°")=x/640, 
sin("56°")/1=x/640, "Cross-multiply.","",x=640sin("56°"),"x=530.6_in",kite,is, 100in, higher, or, "630.6_in")}}}

Edwin</pre>