pls answer quickkk plsss
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Answer:
60°
Step-by-step explanation:
The given figure is a quadrilateral with two of its opposite angles (90°, 90°) and (a, 2a)
We know that the sum of all angles in a quadrilateral is equal to 360.
=> 90° + 90° + a + 2a = 360°
=> 180° + 3a = 360°
=> 3a = 180°
a = 60°
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