Question

Polygons
183
6. The angles of a pentagon are xº, (x + 20), (x +40), (x +60) and (x + 80). The smallest
angle of the pentagon is
(a) 75°
(b) 68°
(c) 78°
(d) 85°​

Answer 1

Answer:

68°

Step-by-step explanation:

x+x+20+x+40+x+60+x+80=540

5x+200=540

5x=340

x=68