{ABCD} is a cyclic quadrilateral with {AC} \\perp{BD} and {O} is the centre of its circumcircle, then \overrightarrow{{OA}} \.\overrightarrow{{OB}}+\overrightarrow{{OB}} .\overrightarrow{{OC}}+\overrightarrow{{OC}} .\overrightarrow{{OD}} +\overrightarrow{{OD}}.\overrightarrow{{OA}} is equal to

JEE Advanced 2021 Full Test 2 Paper 1

PART – III

Mathematics

SECTION – A (One Options Correct Type)
This section contains 06 multiple choice questions. Each question has four choices (A), (B), (C) and (D), out of which ONLY ONE option is correct.

Question : 42 of 54

Marks: +1, -0

ABCD is a cyclic quadrilateral with AC⊥BD and O is the centre of its circumcircle, then

→

is equal to

1
−1
0
none of these

Validate

Go to Question:

Prev Question

Next Question