In the adjoining figure if AB = 16 and CD = 40 then find the ratio of

1.	In the adjoining figure if AB = 16 and CD = 40 then find the ratio of A (∆OCD) : A (∆OAB) (1) 5 / 2 (2) 2 / 9 (3) 25 / 4 (4) 4 / 25
Answer» (3) 25 / 4 ΔOCD ~ ΔOAB \(\frac{[\text{OCD}]}{[\text{OAB}]}=\frac{40^2}{16^2}=\frac{25}{4}\)

In the adjoining figure if AB = 16 and CD = 40 then find the ratio of A (∆OCD) : A (∆OAB) (1) 5 / 2 (2) 2 / 9 (3) 25 / 4 (4) 4 / 25

Answer»

(3) 25 / 4

ΔOCD ~ ΔOAB

\(\frac{[\text{OCD}]}{[\text{OAB}]}=\frac{40^2}{16^2}=\frac{25}{4}\)

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In the adjoining figure if AB = 16 and CD = 40 then find the ratio of A (∆OCD) : A (∆OAB) (1) 5 / 2 (2) 2 / 9 (3) 25 / 4 (4) 4 / 25

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