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mangociruelo9402
03.12.2021 •
Mathematics
ZR and ZS are complementary angles. If mZR = (12x - 3) and mZS = (7x - 2), find mZR.
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Ответ:
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°
Ответ:
d
Step-by-step explanation:
i think i helped. have a nice day