16-03-2021
Mathematics

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The sum of two opposite angles of a quadrilateral is 280°. The other two angles are equal. Find the measure of the equal angles. (Please)

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thebecks thebecks

16-03-2021

Answer:

40° each

Step-by-step explanation:

The interior angles of a quadrilateral add up to 360°.

360° - 280° = 80°/2 = 40°

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Tornexic Tornexic

16-03-2021

What he said ^^^^^^^^^^^^^^^

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