Mohon bantuannya!!! ​

Jawaban:

QOR = 2 x QPR

QOR = 2 x 20°

QOR = 40°

POR = 180° – QOR

POR = 140°

PRO = 180° – (RPO + POR)

PRO = 180° – ( 20 + 140 )

PRO = 20°

PRQ + PQR = 180°

ORQ + PQR = POR°

ORQ + PQR = 140°

ORQ = PQR

ORQ = 140 ÷ 2

= 70°

PQR = 140 ÷ 2

= 70°

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jawaban

PQR = 70°

QOR = 40°

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#BelajarDiRumah2020

CMIIW :')