Find the value of EC+CF+FE if ABCD is a square in the attached figure
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Answered by
1
Answer:
EC is the answer above the question.....
Answered by
1
Answer:
i may be wrong
Step-by-step explanation:
answer is 4 - 3tan15 -3cot70 +(tan15)^2 +(cot70)^2
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