WK6WeeklyProblems - 3 3 3 = 24 3 3 = 8 3 = 2 18. a 4 16 = a...

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4. ( 7 + 1)(8 7 + 1) (8 7 ) 2 + 1* 7 + 1*8 7 + 1 2 8* 7 + 7 + 8 7 + 1 57 + 7 + 8 7 57 + (1 + 8) 7 57 + 9 7 6. a 2 + b 2 = c 2 8 2 + 10 2 = c 2 64 + 100 = c 2 164 = c 2 c = 164 c = 12.806 7. s = 2 5 L 60 = 2 5 L 60 2 = 2 5 L 2 30 = 5 L 30 2 = ( 5 L ) 2 900 = 5 L 900 5 = 5 L 5 L = 180 14. 24
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Unformatted text preview: 3 3 3 = 24 3 3 = 8 3 = 2 18. a 4 16 = a 16 4 = a 4...
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