Respuesta :

Unknownbeinghere

Answer:

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Step-by-step explanation:

a+10 = 90

a = 90-10

a = 80

therefore a = b

b = 80

devishri1977

Answer:

Angles are : 40 , 50

Step-by-step explanation:

Sum of complementary  angles are 90

a + a + 10 = 90

 2a + 10 = 90

         2a = 90 - 10

        2a = 80

          a = 80/2

a = 40

a + 10 = 40 + 10 = 50

Angles are : 40 , 50

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