preccy preccy
  • 25-09-2018
  • Mathematics
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a foot of a ladder is placed 1.5m from the wall the laddermakes a 70 degrees angle with the ground,find the length of the ladder

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BrainGuide
BrainGuide BrainGuide
  • 25-09-2018
Cos70=1.5/X , where X is the length of the ladder
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