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A square ABCD has an equilateral triangl...

A square ABCD has an equilateral triangle drawn on the side AB ( interior of the square ) . The triangle has vertex at G. What is the measure of the angle CGB ?

A

`90^@`

B

`80^@`

C

`75^@`

D

`90^@`

Text Solution

Verified by Experts

The correct Answer is:
C
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