Question

In Fig. 6.31, OA . OB = OC . OD. Show that ∠A =∠C and ∠B =∠D.

Answer 1

YOU SHOULD UPLOAD THE FIGURE WITH THE QUESTION....ORELSE IT BECOMES VERY DIFFICULT TO ANSWER

Answer 2

Answer:

Step-by-step explanation:

OA . OB = OC . OD.

Show that ∠A =∠C and ∠B =∠D.

triangles cbse class-10

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answered Jan 29 by Arashk (83.8k points)

OA . OB = OC . OD (Given)

So, OA/OC=OD/OB .... (1)

Also, we have ∠AOD =∠COB (Vertically opposite angles) ...... (2)

Therefore, from (1) and (2), ΔAOD ~ ΔCOB (SAS similarity criterion)

So, ∠A = ∠C and ∠D =∠B

(Corresponding angles of similar triangles)