Geography, asked by arunchogale9081, 7 months ago

triangle pqr is an equliater triangle,seg ps side qr prove that ps²=3qs²gi

Answers

Answered by nidhiparashar22392

0

Answer:

ANSWER

PT be the perpendicular from P on QR. Hence,QT=21QR

ST=QR(21−31)=61QR

PS2=PT2+ST2

also,PT=QTtan60∘

PT=3QT

PS2=3QT2+36QR2

PS2=43QR2+36QR2

PS2=3628QR2=97QR2

QR=PQ

9PS2=7PQ2

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