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If Figure, if Q T|P R ,/T Q R=40^0 AND /...

If Figure, if `Q T_|_P R ,/_T Q R=40^0` AND `/_S P R=30^0,` find `x` and `ydot` Figure

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`In /_QTR`
`/_QTR+/_TQR+/_TRQ=180^@`
`90+40+/_TRQ=180`
`/_TRQ=50^@`
`In /_PRS`
`y=30+50=80^@`.
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RD SHARMA-CONGRUENT TRIANGLE -All Questions
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