In a triangle PQR , ST is a parallel to QR, .Show that `RT (PQ+PS)=SQ(PR+PT)`.

In PQR,S is any point on the side QR. Show that PQ+QR+RP>2PS

In triangle PQR , ray QS bisects of /_PQR . P-S-R. Show that (A(triangle PQS))/(A(triangle QRS))=(PQ)/(QR) .

PQR is a triangle. S and T are the midpoints of the sides PQ and PR respectively. Which of the following is TRUE? I. Triangle PST is similar to triangle PQR. II. ST = 1/2(QR) III. ST is parallel to QR. / ST, QR

In Fig. , PQR is a triangle, S is any point in its interior, show that . SQ + SR < PQ + PR .

In Fig. , PQR is a triangle, S is any point in its interior, show that . SQ + SR < PQ + PR .

In fig. , PQR is a triangle in which T is a point on QR and if S is a point such that RT = ST : then PQ + PR ...... QS

In fig. , PQR is a triangle in which T is a point on QR and if S is a point such that RT = ST : then PQ + PR ...... QS

In a triangle PQR, PQ = 20 cm and PR = 6 cm, the side QR is :