<prompt> Katika mchoro, AB,BC,CD,DE,EF,FG,GH, na HK zote zina urefu wa 4, na pembe zote ni pembe za kulia, na isipokuwa pembe za D na F.asykuchora0,0--0,4--4,4--4,8--6.8284,5.1716--9.6569,8--9.6569,4- -13.6569,4--13.6569,0--mzunguko,mweusiupana wa mstari1;chora0,0--0.5,0--0.5,0.5--0,0.5--mzunguko,mweusiupana wa mstari1;chora0,4--0.5,4--0.5,3.5--0,3.5--mzunguko,mweusiupana wa mstari1;chora4,4--4,4.5--3.5,4.5--3.5,4--mzunguko,mweusiupana1;chora6.8284,5.1716--7.0784,5.4216--6.8284,5.6716--6.5784,5.4216--mzunguko,nyeusiupana wa mstari1;chora9.6569,4--10.1569,4--10.1569,4.5--9.6569,4.5--mzunguko,nyeusiupana wa mstari1;chora13.6569,4--13.1569,4--13.1569,3.5--13.6569,3.5--mzunguko,nyeusiupana wa mstari1;chora13.6569,0--13.1569,0--13.1569,0.5--13.6569,0.5--mzunguko,nyeusiupana wa mstari1;leboA,0,0,W;leboB,0,4,NW;leboC,4,4,S;leboD,4,8,N;leboE,6.8284,5.1716,S;leboF,9.6569,8,N;leboG,9.6569,4,S;leboH,13.6569,4,NE;leboK,13.6569,0,E;asyIkiwa perpendicular EM imechorwa kutoka E hadi DF ujuzi wa karibu umeonyeshwa hapa chini, na ikiwa x ni urefu wa EM, basi x2 ni nini?asychora0,0--2.8284,-2.8284--5.6568,0--mzunguko,mweusiupana wa mstari1;chora2.8284,0--2.8284,-2.8284,blacklineupana1dashed;chora2.8284,0--3.0784,0--3.0784,-0.25--2.8284,-0.25--mzunguko,mweusiupana wa mstari1;leboD,0,0,N;leboE,2.8284,-2.8284,S;leboF,5.6568,0,N;leboM,2.8284,0,N;asy  <response>: Kwa kuwa pembetatu DEF ni isosceles yenye DEEF na EM ni sawa na DF, tuna DMMFfrac12DF2sqrt2. Kwa kuwa pembetatu DME ina pembe ya kulia, kwa Nadharia ya Pythagorean, anzaalignEM2 DE2 - DM2 42 - 2sqrt22 16-8 8,endalign hivyo x EM sqrt82sqrt2, na x28. 