If two angles are complimentary then their sum would equal to 90 degree.
i.e., x + 3x + 30 = 90
4x = 90 - 30
x = 60 / 4
x = 15
In short, Your Answer would be Option A
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Answer:
The correct answer is
Step-by-step explanation:
11 square centimeters.
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Answer:
8
Step-by-step explanation: