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Mathematics for Surveying Flashcards

6 cards from real LSIT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Mathematics for Surveying flashcards as text
  1. What trigonometric function relates opposite side to hypotenuse?

    Answer: Sine

    Sine = opposite / hypotenuse in a right triangle.

  2. What is the law of cosines used for in surveying?

    Answer: Solving triangles when you know two sides and the included angle or three sides

    This law works for any triangle, not just right triangles.

  3. How do you convert bearings to azimuths?

    Answer: NE bearings equal the bearing angle; SE bearings = 180 minus bearing; SW = 180 plus bearing; NW = 360 minus bearing

    The conversion depends on the quadrant of the bearing.

  4. What is the formula for slope distance to horizontal distance?

    Answer: HD = SD × cos(vertical angle)

    Cosine of the vertical angle converts slope to horizontal.

  5. What is coordinate geometry (COGO)?

    Answer: Mathematical computation of coordinates, areas, distances, and directions from survey data

    Mathematical computations from survey data produce coordinates.

  6. How is area calculated using the coordinate method?

    Answer: Sum of cross products of coordinates divided by 2

    Cross-multiplication of coordinates produces precise area.

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Sources & references

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  1. ncees.org — Passing score, score release, test delivery, eligibility, fees, exam format, retake policy, test dates · verified Oct 2026