bribayybeee
bribayybeee
19-09-2019
Mathematics
contestada
What is the value of x?
Respuesta :
KIRTANPATEL
KIRTANPATEL
19-09-2019
Answer:
it is an angle of 90°so we first
3x+6+57=90
3x+63=90
3x+63-63=90-63
3x=27
x=9
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