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Engi 1504 – Graphics

Engi 1504 – Graphics. Lecture 10: Exam tips Plane example. Final Exam (Dec 11 th , 2006) Tips. Exam will be similar to midterm in terms of difficulty You are responsible for everything Some key areas not covered on midterm: Dimensioning Sectioning

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Engi 1504 – Graphics

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  1. Engi 1504 – Graphics Lecture 10: • Exam tips • Plane example

  2. Final Exam (Dec 11th, 2006)Tips • Exam will be similar to midterm in terms of difficulty • You are responsible for everything • Some key areas not covered on midterm: • Dimensioning • Sectioning • Descriptive Geometry (planes, lines, etc) • Presenting technical information • Solids modelling

  3. Exam tips • Review all of your assignments • Keep up with the practice problems • Chapters in text: • Chapter 1 • Chapter 2 • Chapter 3 • Chapter 4 • Chapter 6 • Chapter 9 • Chapter 10

  4. Exam tips • Work on your speed • Get to know your triangles • Dedicate some time to the course

  5. Plane Example • Plane ABC is shown along with a line AD. Line AD bears N 70º E and is in the plane of ABC. • B is 100 m east and 150 m north of A • C is 300 m east and 70 m south of A • D is 300 m east of A The elevations of these points are A=545 m, B=430 m, C = 670 m

  6. Plane Example • What is the slope of plane ABC? • What is the elevation of D?

  7. bA bH dH aA Slope = 43º aH cA cH cF 670 aF 545 bF 430

  8. 78 bA bH dA dH aA aH cA cH cF 670 aF 545 bF 430

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