in the above figure if PQ equal PT and angle TPS is equal angle qps prove that angle PRS isosceles
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I think this would be the figure.....
Angle TPS=QPR....1
ANGLE PRQ+PRS=180°....(ASP OF A TRIANGLE)
SLY,
ANGLE PST+PSR=180°
THEREFORE, ANGLE PRS=180-ANGLE PRQ
AND,
ANGLE PSR=180-ANGLE PRQ
THEREFORE, ANGLE PSR=ANGLE PRS
THEREFORE, TRIANGLE PSR IS ISOSCELES.
Angle TPS=QPR....1
ANGLE PRQ+PRS=180°....(ASP OF A TRIANGLE)
SLY,
ANGLE PST+PSR=180°
THEREFORE, ANGLE PRS=180-ANGLE PRQ
AND,
ANGLE PSR=180-ANGLE PRQ
THEREFORE, ANGLE PSR=ANGLE PRS
THEREFORE, TRIANGLE PSR IS ISOSCELES.
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