th of the following does not belong to the group?
b. rectangle
c, rhombus
d. paralle
of the following figures does not belong to the group?
Slygon is convex, then the sum of its exterior angles is
b. 90°
c. 360°
d. 270°
of the two remote interior angles is equal to the measure
rior angle
b. exterior angle c. angle
Forest patents the vacuum tube triode. It was used as an​