H are the circumcenter and the orthocenter of abc, respectively. We want to cut out the lled rectangle from the paper using four straight cuts. Kita ingin mendapatkan persegi panjang yang.
Point x is the midpoint of arc ah of the. Each straight cut is a straight line. 1 seperti terlihat di bawah, terdapat sebuah kertas berukuran 40 30 yang di dalamnya memuat persegi panjang yang diarsir berukuran 10 5.
D is the foot of altitude from b. 1 as shown below, there is a 40 30 paper with a lled 10 5 rectangle inside of it. 2 in acute triangle abc, \a = 45.