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ICSE Class 10 Answered

A triangle PQR is reflected in x axis to trianfle P'Q'R' P(2,1);Q(0,3);R(-2,-2) State whether the triangles are congruent or not Give reasons
Asked by lovemaan5500 | 16 Jan, 2018, 12:04: PM
answered-by-expert Expert Answer
begin mathsize 16px style Let space straight P apostrophe comma straight Q apostrophe space & space straight R apostrophe space be space the space reflection space of space PQR space along space straight x space axis space
reflection space along space straight x space axis space comma straight y space co minus ordinates space changes space sign
straight P apostrophe left parenthesis 2 comma negative 1 right parenthesis
straight Q apostrophe left parenthesis 0 comma negative 3 right parenthesis
straight R apostrophe left parenthesis negative 2 comma 2 right parenthesis
find space distances space using space distance space formula
by space SSS space test space you space can space prove space them space congruent end style
Answered by Arun | 16 Jan, 2018, 12:13: PM
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