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In triangle ABC sideBc=sideBA

It is an isosceles triangle and sum of all three angles is 180degree

Hence angleBCA=angleBCA=50/2=25degree

what is the answer? what is the measure of bca?

130

50

25

12.5

Angle BCA is equal to 25 degree

Also angle BAC is also equal to 25degree, so answer is 25 degree

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