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goblinko [34]
2 years ago
8

ABCD is a parallelogram.Find angle CBD.

Mathematics
1 answer:
qwelly [4]2 years ago
5 0

9514 1404 393

Answer:

  81°

Step-by-step explanation:

Opposite angles of a parallelogram are congruent. The sum of the two angles at B is the same as the value marked at D.

  ∠CBD = 139° -58° = 81°

_____

<em>Additional comment</em>

The angles at A and C are both 41°, the supplement of the one marked 139°.

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