JamalJr
JamalJr JamalJr
  • 07-09-2017
  • Mathematics
contestada

What is the value of X? Remember to show calculations and formulas used for credit.

What is the value of X Remember to show calculations and formulas used for credit class=

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choixongdong
choixongdong choixongdong
  • 07-09-2017
(n-2) × 180° = 4 x 180 = 720
so sum of interior angles = 720
x = 720 - (112+133+128+ 100+120) 
x = 720 - 593
x = 127

answer
x = 127
Answer Link
AnimeBrainly
AnimeBrainly AnimeBrainly
  • 07-09-2017
Your formula is (n-2) x 180 = total
there are 6 angles, so n= 6

(6-2)x 180 = 4 x 180 = 720

Then add all other angles together:
120 + 112 + 100 + 128 + 133 = 593

subtract the other angles to the total amount:
720 (total) - 593 (others) = x

x = 127

your answer is 127 degrees

hope this helps
Answer Link

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