itsjusthalloween
itsjusthalloween itsjusthalloween
  • 18-09-2020
  • Mathematics
contestada

Angle A and angle b are complementary angles. If m angle A=4x+6 and m angle b=4x-4 then find the measure of angle A

Respuesta :

unicorn3125
unicorn3125 unicorn3125
  • 20-09-2020

Answer:

            m∠A = 46°

Step-by-step explanation:

∠A and∠B being complementary means  m∠A+m∠B=90°

m∠A = (4x+6)°  and m∠B = (4x+4)°

so:

   4x+6 + 4x+4 = 90

    8x + 10 = 90

     8x = 80

       x = 10

m∠A = (4•10+6)° = 46°

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