wandyyoel wandyyoel
  • 10-07-2017
  • Mathematics
contestada

∠1 and ∠2 are supplementary. If m∠1 = (3x - 17)° and m∠2 = (5x + 21)°. Find the value of x.

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eiregobrach eiregobrach
  • 10-07-2017
Supplementary angles are angles that add to 180 degrees......in this case "x" would equal 22
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Аноним Аноним
  • 10-07-2017
Supplementary angles add up to 180 degrees.

m∠1 + m∠2 = 180° 
(3x - 17) + (5x + 21) = 180
8x + 4 = 180
8x = 176
x = 22

The value of x is 22 degrees.  
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