In Fig. 4.96, `(A O)/(O C)=(B O)/(O D)=1/2` and `A B=5c m` . Find the value of `D C` . (FIGURE)

In Figure, (A O)/(O C)=(B O)/(O D)=1/2 and A B=5 cm . Find the value of D C .

In Fig. 4.126, (O A)/(O C)=(O D)/(O B) . Prove that /_A=/_C and /_B=/_D . (FIGURE)

In Figure, /_A O B=90^@,\ A C=B C ,\ O A=12\ c m\ a n d\ O C=6. 5 c m . Find the area of /_\A O B .

In Fig. 4.58, A B C is a triangle such that (A B)/(A C)=(B D)/(D C),\ \ /_B=70o,\ \ /_C=50o . Find /_B A D . (FIGURE)

In Figure, /_A O B=90^0,\ A C=B C ,\ O A=12\ c m\ a n d\ O C=6. 5 c mdot Find the area of A O Bdot

In Fig. 4.166, P B and Q A are perpendiculars to segment A Bdot If P O=5c m , Q O=7c m and Area P O B=150\ c m^2 find the area of Q O A . (FIGURE)

A B C D is a trapezium such that B C || A D and A B=4c m . If the diagonals A C and B D intersect at O such that (A O)/(O C)=(D O)/(O B)=1/2 , then B C= 7c m (b) 8c m (c) 9c m (d) 6c m

In Fig. 8,\ /_A O C\ a n d\ /_B O C form a linear pair. Determine the value of xdot

A B C D is a trapezium such that B C || A D and A D=4c m . If the diagonals A C and B D intersect at O such that (A O)/(O C)=(D O)/(O B)=1/2 , then B C= (a) 7c m (b) 8c m (c) 9c m (d) 6c m

In Fig. 4.170, A B C D is a trapezium in which A B∥ D C and A B=2\ D C . Determine the ratio of the areas of A O B and C O D . (FIGURE)