In the given circle with centre O - - ABC -100- - ACD -40- - CT is a tangent to the circle at C- Find - DCT- - 0-1-C- 1-I-N-t-A- 60-B- 120-C- 30-D- 45-E- 55-

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Standard X

Mathematics

Basic Properties of a Circle

In the given ...

Question

In the given circle with centre O, ∠ABC = 100^o, ∠ACD = 40^o & CT is a tangent to the circle at C. Find ∠DCT.

60^o

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120^o

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30^o

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45^o

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55^o

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Solution

The correct option is A
60^o

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In the given circle with centre O, ∠ABC = 100o, ∠ACD = 40o & CT is a tangent to the circle at C. Find ∠DCT.

The correct option is A 60o

In the given circle with centre O, ∠ABC = 100^o, ∠ACD = 40^o & CT is a tangent to the circle at C. Find ∠DCT.

The correct option is A
60^o