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The diagram shows a convex polygon

solve for b

The diagram shows a convex polygon solve for b-example-1

1 Answer

3 votes

Answer:

b = 68°

Explanation:

he's your solution

=> angle of a polygon is given by =

(2n -4)*90°

=>(2*8 - 4) *90°

=> 12*90°

=> sum of all angles = 1080°

=> now, 150°+144°+127°+2b+b+50°+2b+11°+2b-20°+2b+6° = 1080°

=> 9b + 468° = 1080°

=> 9b = 612°

=> b= 612°/9

=> 68°

hope it helps

User Georg Grab
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