aviannalynn14
aviannalynn14 aviannalynn14
  • 12-10-2020
  • Mathematics
contestada

∠ R and∠ S are complementary. If m ∠ R = 12x - 3 and m ∠ S = 7x - 2, find m ∠ R.
m ∠ R = (blank)degrees

Respuesta :

mourfious
mourfious mourfious
  • 12-10-2020

Step-by-step explanation:

Sum of two complementary angle is 90°

so.

<R+<S =90°

12x-3+7x-2=90°

19x-5=90°

19x=95°

X= 5

<R= 60-3=57°

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