165 A quadrilateral geometric shape

164 An antiparallelogram geometric shape

163 A simple polygon geometric shape

162 A right trapezoid geometric shape

161 A regular heptagon geometric shape

160 7 vertices star geometric shape

159 A convex polygon - regular pentagon

158 A concave poolygon

157 A regular star geometric shape generator

156 Area of n-sided regular polygon

155 A trangle by SAS with two side 15 , 7 and their included angle angle 60 degree

154 A trangle by SAS with two side 17 , 14 and their included angle angle 60 degree