the diagonals of a rectangle ABCD meet at if O /_ BOC = 56 degree find /_ ODA ?
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Answer:
65 is the right answer.....
Answered by
5
Step-by-step explanation:
⇒ ∠BOC=∠AOD [ Vertically opposite angles ]
∴ ∠AOD=44⁰
We know, that diagonals of rectangle are equal and they are bisect each other equally.
∴ OA=OB=OC=OD
In △AOD,
⇒ ∠OAD=∠ODA [ Base angles of equal sides ]
⇒ ∠AOD+∠OAD+∠ODA=180⁰
⇒ 44⁰+∠OAD+∠OAD=180⁰
⇒ 2∠OAD=136⁰
∴ ∠OAD=68⁰
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