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Freehand Technical Sketching

Freehand Technical Sketching. Unit 5. UNIT 5 Freehand Technical Sketching. page 43. Learning Objectives. Use proper sketching techniques Sketch lines, circles, arcs, & ellipses Sketch objects & construction drawings. Sketching & Vertical Horizontal Lines. UNIT 5 pages 44 - 45.

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Freehand Technical Sketching

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  1. Freehand Technical Sketching Unit 5

  2. UNIT 5Freehand Technical Sketching page 43 Learning Objectives Use proper sketching techniques Sketch lines, circles, arcs, & ellipses Sketch objects & construction drawings

  3. Sketching & Vertical Horizontal Lines UNIT 5 pages 44 - 45 • locate ends • position arm & hand • short light lines • darken line in with continuous weight horizontal line

  4. 90º 45º 30º Sketching Arcs & Angles UNIT 5 pages 44 - 45 • estimating angles & degrees • divide 360º into quarters = 90º • divide 90º into; • halves for 45º • thirds for 30º • fourths for 15º

  5. Sketching Circles UNIT 5 page 45 • locate center • estimate half the diameter • draw a square • draw quarter circles lightly • darken circle in

  6. Test Your Knowledge UNIT 5 Take 2 minutes & answer questions on page 47

  7. Horizontal & Vertical Lines UNIT 5 Take 3 minutes & draw lines on pages 48 - 49

  8. Angles UNIT 5 Take 5 minutes & draw angles in Activity 5-3 on page 50

  9. Arcs & Circles UNIT 5 Take 5 minutes & draw arcs & circles in Activity 5-4 on page 51

  10. Sketching UNIT 5 Take 10 - 15 minutes & draw swimming pool, floor plan, & parking lot in Activities 5-5, 5-6, & 5-7 on pages 52 - 54 END OF UNIT 5

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