jayjayicedout jayjayicedout

03-12-2021
Mathematics

contestada

ZR and ZS are complementary angles. If mZR = (12x - 3) and mZS = (7x - 2), find mZR.

Respuesta :

jimrgrant1 jimrgrant1

03-12-2021

Answer:

see explanation

Step-by-step explanation:

Complementary angles sum to 90°

Sum the 2 angles and equate to 90

12x - 3 + 7x - 2 = 90 , that is

19x - 5 = 90 ( add 5 to both sides )

19x = 95 ( divide both sides by 19 )

x = 5

Then

mZR = 12x - 3 = 12(5) - 3 = 60 - 3 = 57°

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