JuneWriter
JuneWriter JuneWriter
  • 07-02-2018
  • Mathematics
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Tell whether the angles are complementary or supplementary. Then find the value of x.

[Only 13-15]

Tell whether the angles are complementary or supplementary Then find the value of xOnly 1315 class=

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SoftSuga
SoftSuga SoftSuga
  • 07-02-2018
For number 15, angle 4 is 50 degrees, and it’s also a vertical angle. That means that angle 2 is also 50 degrees. All four angles have to add up to 360 degrees.
360 - 100 = 260
260/2 = 130
Angles 1 and 3 are both 130 degrees.
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