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Maths Puzzle
Numerical Ability
The high of an equilateral triangle is 18 meters. What is its area?
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Cot a-1/1-Tan a = Csc a/Sec a
Having trouble This Problem in my Algabra class.
The problem is
Which of the ordered pairs
(-1, 2), (7, 0), (3, -1), (-17, 6)
are solutions for the equation x + 4y = 7?
Thnks you