In a right angeled triangle PQR, angle PQR=2 angle RPQ. Then what is the value of PR??
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according to angle sum property
x+2x+90=180
3x=90
x=30
cos30=QR/PR
root3/2=QR/PR
PR=2/root3*QR
:-)hope it helps u.
x+2x+90=180
3x=90
x=30
cos30=QR/PR
root3/2=QR/PR
PR=2/root3*QR
:-)hope it helps u.
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