In Fig. 4.100, if `(Q T)/(P R)=(Q R)/(Q S)` and `/_1=/_2` . Prove that ` P Q S ~ T Q R` . (FIGURE)

In Fig. , if (Q T)/(P R)=(Q R)/(Q S) and /_1=/_2 . Prove that P Q S ~ T Q R . (FIGURE)

In figure (Q R)/(Q S)=(Q T)/(P R) and /_1=/_2 . Show that DeltaP Q S ~DeltaT Q R .

In figure (Q R)/(Q S)=(Q T)/(P R) and /_1=/_2 . Show that DeltaP Q S ~DeltaT Q R .

In Fig. 4.99, if /_P=/_R T S , prove that R P Q ~ R T S . (FIGURE)

In Fig. 4.33, (P S)/(S Q)=(P T)/(T R) and /_P S T=/_P R Q . Prove that P Q R is an isosceles triangle. (FIGURE)

In Fig. 4.90, if P S Q R , prove that P O S ~ R O Q . (FIGURE)

In Fig. 4.90, if P S|| Q R , prove that P O S ~ R O Q . (FIGURE)

In Figure (P S)/(S Q)=(P T)/(T R) and /_P S T=/_P R Q . Prove that PQR is an isosceles triangle.

In Fig. 4.90, if P O S ~ R O Q , prove that P S Q R . (FIGURE)

In Fig. 4.90, if P O S ~ R O Q , prove that P S Q R . (FIGURE)