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Can someone help me
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Can someone help me

Can someone help me-example-1
User LukaszTaraszka
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3.6k points

1 Answer

3 votes

Answer:

B = 129

Explanation:

Opposite angles of a parallelogram are equal (or congruent)

A and C are both 51.

All angles in a parallelogram equal 360

Take both the known angles and substract from 360, than divide by 2.

B = (360 - 51 - 51)/2

B = 129

User Muluken Getachew
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4.3k points
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