1.2.2 - Establishing a point by at least two independent measurements
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Practice Questions
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What are independent measurements?
💡 Hint: Think about why different measurements are important.
Define control points in surveying.
💡 Hint: Why are these points crucial for surveying accuracy?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary method of establishing a new point in surveying?
💡 Hint: Think about what is necessary to ensure accuracy.
True or False: Triangulation is not needed for mapping.
💡 Hint: Consider how points are established.
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Challenge Problems
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Given control points A(1, 2) and B(4, 5), find point C's coordinates if angle ACB is 45 degrees and AC = 5 units.
💡 Hint: Draw the triangle and apply cosine for angle relationships.
Discuss the potential errors when only linear measurements are used in a long survey project.
💡 Hint: Reflect on what triangulation provides that linear measurement might miss.
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