na265517
na265517 na265517
  • 18-01-2022
  • Mathematics
contestada

please solve this no scam or i will report you

please solve this no scam or i will report you class=

Respuesta :

altavistard
altavistard altavistard
  • 18-01-2022

Answer:

a = 100 degrees

Step-by-step explanation:

Because PQ = RQ, this is an isosceles triangle.  The supplementary angle of 140 degrees is 40 degrees.  The interior angles of this triangle must add up to 180 degrees:

180 = 40 + 40 - + a. so a = 180 = 2(40), or a = 100 degrees

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