Mathegoras

Geometry › Polygons › Angles in pentagons

Missing angles of a heptagon

Middle school · ●○○○○ 10 pts

Five angles of a heptagon have measures 80∘80^\circ, 85∘85^\circ, 175∘175^\circ, 90∘90^\circ and 140∘140^\circ. The other two angles are congruent. Find the measure of each of the other two angles, in degrees.

Sign in to save your progress.

interior anglesangle sum of polygonslinear equations