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In the given figure, ABC is a triangle i...

In the given figure, ABC is a triangle in which BC is produced to D. If `angle A : angle B : angle C :: 3 : 2 : 1 and AC bot CE`, then `angle ECD` is :

A

`30^@`

B

`45^@`

C

`60^@`

D

`72^@`

Text Solution

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The correct Answer is:
C
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S CHAND IIT JEE FOUNDATION-TRIANGLES-Question Bank- 18
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