MathForces: Math Olympiads
MathForces - Math Olympiadsβeta
Login Register

Angle chasing

Author: daniyar
Problem has been solved: 135 times

Русский язык | English Language



In quadrilateral $ABCD$, $\angle CAD = 98^{\circ}$, $\angle CBD = 82^{\circ}$, $\angle DCB = 70^{\circ}$ and $\frac{BC}{AD}=1$. FInd $\angle DCA$ in degrees.





Sorry, you need to login into your account