Question

if the exterior angles of a pentagon are x•,(x+5)•,(x+10)•,(x+15)•,(x+20)•,find the value of x

Answer 1

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Answer 2

Total exterior angles of a polygon=

360°

x°+(x+5)°+(x+10)°+(x+15)°+(x+20)°=360°

x+x+5+x+10+x+15+x+20=360° (Removing the brackets)

x+x+x+x+x+5+10+15+20=360°

5x+50=360°

5x=360-50

5x=310°

x=310/5

x=62°

x=62°

x=62+5=57°

x=62+10=72°

x=62+15=77°

x=62+20=82°