mohon jawabannya! trims

• <RSP + <PQR = 180°
7x + 5x = 180°
12x = 180°
x = 15°
• <SPQ + <SRQ = 180°
3x + 17 + <SRQ = 180°
3(15) + 17 + <SRQ = 180°
45 + 17 + <SRQ = 180°
62 + <SRQ = 180°
<SRQ = 118°
<R = 118°
Jawaban: A