kingvito19
kingvito19 kingvito19
  • 13-09-2018
  • Mathematics
contestada

If ∠A, and ∠B, are complementary angles and if m∠A =4x-8 and∠B =2x + 2, what is value of X?

Respuesta :

mkryukova19 mkryukova19
  • 13-09-2018

"Complementary angles" means that sum of the angles = 90⁰.

m∠A  +m∠B = 90⁰

(4x-8) + (2x +2) = 90⁰

6x - 6 = 90

2x - 2 = 30

2x = 32

x = 16

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