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?

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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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