answer should be in full wrong answer will be reported
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Step-by-step explanation:
b:
S+R+Q+P= 360° [ sum of all angle of quard. ]
=> 10x + 7° + 88° + 5x+3° + 127° = 360°
=> 15x + 225° = 360°
=> 15x = 360° - 225°
=> 15x = 135°
=> x = 135/15
=> x = 9
Hence value of x is 9
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