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Posted by on Sunday, February 3, 2013 at 1:31pm.

The measures of two consecutive angles of a parallelogram are in the ratio 5:4. What is the measure of an acute angle of the parallelogram?

  • Math - , Sunday, February 3, 2013 at 1:38pm

    since consecutive angles are supplementary,

    5x+4x=180
    x = 20
    The angles are 80° and 100°

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