Find x in the following triangle pls solve it fast!! Correct answer will get brainliest!!!!
1 answer:
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Answer:
C
Step-by-step explanation:
The area (A) of a regular decagon is
A = perimeter × apothem
perimeter = 10 × 8 = 80 in, thus
A = 0.5 × 80 × 12.3 = 492 in² → D