Practice Lines (1.2) - Transformations - Computer Aided Design & Analysis

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9 questions

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3 cards from this section. Quick, good the night before a test.
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6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the matrix representation of a point in 2D?
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Think about how coordinates are structured in a vector.
Question 2.
How do we express a line in 2D?
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Recall the standard form of a line.
3Question 3.
What does a line in 2D typically get represented by?
- \$ ax + by + c = 0 \$
- \$ y = mx + b \$
- \$ x^2 + y^2 = r^2 \$
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Recall the forms used to depict straight lines.
4Question 4.
In homogeneous coordinates, what is the value of w for a typical point?
- True
- False
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What is the extra dimension used for?
Question 5.
If a point at $(2, 3)$ undergoes a translation of $(3, 5)$ , what is its new position?
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Add the translation values to the respective coordinates.
Question 6.
Given a line defined as $2x + 3y - 6 = 0$ , how would you represent it in vector form?
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Start with the point intercept form; identify points satisfying the equation.

5 more questions in this section. Enroll free to practise them all.