Question

if S(1,-1) ,T(2,-1) and U(3,2) are the midpoints of the sides QP,RP and PQ of the ∆PQR,then the vertex of P and Q is_____
plz answer this​

Answer 1

Answer:

If cos A + cos2A: l, then the value of sin2A * riroa i,(A)-l (B)0 (c)l @)2