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In the given figure, O is the centre of the circle and AOB=70

Question

In the given figure, $O$ is the centre of the circle and $∠ A OB = 7 0^{o}$ . Calculate the value of $∠ O A C$ .

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Asher Discussed

In the given figure,

O

is the centre of the circle and

∠ A OB = 7 0^{o}

. Calculate the value of

∠ O A C

9 mins ago

Discuss this question LIVE

9 mins ago

Text solutionVerified

From the figure we know that the radius is

O A = OC

We know that the base angles of an isosceles triangle are equal

∠ O A C = ∠ OC A

It is given that

∠ OC A = 3 5^{o}

So we get

∠ O A C = 3 5^{o}

Therefore,

∠ O A C = 3 5^{o}

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Question Text	In the given figure, $O$ is the centre of the circle and $∠ A OB = 7 0^{o}$ . Calculate the value of $∠ O A C$ .
Answer Type	Text solution:1
Upvotes	150