How do you do this??19th q??
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In∆ PST and ∆ PQR
PST =PQR
SPT = QPR
→∆PST ~∆PQR
→ PT / PR = ST /QR
→PT × QR =ST×PR
PST =PQR
SPT = QPR
→∆PST ~∆PQR
→ PT / PR = ST /QR
→PT × QR =ST×PR
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