UPSKILL MATH PLUS
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Learn more1. If in a \(\triangle PQR\), \(PR^2 = PQ^2 + QR^2\), then the right angle of \(\triangle PQR\) is at the vertex .
2. If '\(l\)' and '\(m\)' are the legs and '\(n\)' is the hypotenuse of a right angled triangle then, \(l^2 =\) .
3. If the sides of a triangle are in the ratio \(5 : 12 : 13\) then, it is .
Answer variants:
\(P\)
\(m^2 - n^2\)
\(n^2 - m^2\)
a right angled triangle
\(R\)
\(Q\)
an isoscles triangle
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