augustusjohngloop augustusjohngloop
  • 13-11-2022
  • Mathematics
contestada

The following angles are supplementary to each other.

m∠C = (2x + 18)° and m∠D = (3x − 18)°

Determine x.

Respuesta :

chetankachana
chetankachana chetankachana
  • 13-11-2022

Answer:

x = 36°

Step-by-step explanation:

Hello!

If angles are supplementary, that means that the sum of those angles is 180°.

Set up an equation and solve for x.

Solve for x

  • 2x + 18 + 3x - 18 = 180
  • 5x = 180
  • x = 36

The measure of x is 36°.

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