Madaminer15 Madaminer15
  • 24-02-2021
  • Mathematics
contestada

I need to find the missing angle measures.

I need to find the missing angle measures class=

Respuesta :

greenforestaz
greenforestaz greenforestaz
  • 24-02-2021

Answer:

step 1. b = 102° (vertical angles)

step 2. one complete revolution equals 360°

step 3. a + b + c + 102 = 360

step 4. a + 102 + c + 102 = 360

step 5. a + c = 156°

step 6. 2a = 156 (vertical angles are equal)

step 7. a = 78°, c = 78°.

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