To'rtburchaklar

$\angle BAD = x + 20^\circ$; $\angle ADC = 80^\circ$; $\angle DCB = 100^\circ$; $\angle CBA = 3x$; $x = ?$ $\angle BAD = x + 40^\circ$; $\angle ADC = 70^\circ$; $\angle DCB = x + 20^\circ$; $\angle CBA = 3x + 20^\circ$; $x = ?$ $\angle FAB = 120^\circ$; $\angle BCE = 70^\circ$; $\angle ABC = 4x$; $\angle CDA = x + 20^\circ$; $x = ?$ $\angle FAB = 4x + 20^\circ$; $\angle ABC = 100^\circ$; $\angle BCE = 2x + 10^\circ$; $\angle CDA = 80^\circ$; $x = ?$ BG va AG bissektrisa; $\angle AGB = 80^\circ$; $\angle BCD = 120^\circ$; $\angle ADC = x = ?$ BG va AG bissektrisa; $\angle AGB = 100^\circ$; $\angle BCD = 2x + 30^\circ$; $\angle CDA = x + 20^\circ$; $x = ?$