In the figure `2.35, Delta PQR` is an equilatral triangle. Point S is on seg QR such that `QS=1/3 QR.` Prove that : `9 PS^2=7PQ^2`

In the figure 2.35,Delta PQR is an equilatral triangle.Point s is on seg QR such that QS=(1)/(3)QR. Prove that :9PS^(2)=7PQ^(2)

In the adjoining figure, DeltaPQR is an equilateral triangle. Point S is on seg QR. such that QS=(1)/(3)QR. Prove that : 9PS^(2)=7PQ^(2).

in the adjoining figure, Delta PQR is an equilateral triangle. Point S is on seg QR such that QS = 1/3 QR , Prove that 9 PS^(2) = 7 PQ^(2)

1. In the figure trianglePQR is an equilateral triangle, the point N is on ray QR such that QR=RN. Prove that PN^2 = 3PR^2

In the adjoining figure , Delta PQR is an equilateral triangle. QR = RN . Prove that PN^(2) =3PR^(2)

Delta PQR is an "equilateral triangle", "seg" PM bot side QR, Q -M- R "Prove that" : PQ^(2) = 4QM^(2)

In the adjoining figure, triangle QRS is an equilateral triangle. Prove that arc RS~=arc QS~=arc QR

In the figure , Delta QRS is an equilateral triangle. Prove that (1) arc RS ~= arc QS ~= arc QR (2) m (arc QRS ) = 240^(@) . Proof :

In the figure given below, Delta PQR is right-angled at Q and the points S and T trisect the side QR. Prove that 8PT^(2)=3PR^(2)+5PS^(2)