weneedhelponhw weneedhelponhw
  • 23-03-2021
  • Mathematics
contestada

Need answers ASAP please and Thankyou!

Need answers ASAP please and Thankyou class=

Respuesta :

janmilczek
janmilczek janmilczek
  • 23-03-2021

Answer:

A = 65deg

B = 78deg

Step-by-step explanation:

It's a triangle, so we know that the sum of angles is 180deg

x + (2x - 9) + (2x + 4) = 180

5x - 5 = 180

5x = 185

x = 37

Measure of angle A = (2*37 - 9)deg = 65deg

Measure of angle B = (2*37 + 4)deg = 78deg

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