0nly1d 0nly1d
  • 17-07-2017
  • Mathematics
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What is the value of x 20 35 60 70

What is the value of x 20 35 60 70 class=

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choixongdong
choixongdong choixongdong
  • 17-07-2017
x+40 =3x (vertical angles)
2x = 40
x = 20

answer  is A. 20 (first choice)
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wikk
wikk wikk
  • 17-07-2017
TRS and VRW are vertical angles, therefore they're congruent

x + 40 = 3x
40 = 2x
20 = x

x is 20
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