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NOTE MATH FORM 3 - 9 scale drawing
 

NOTE MATH FORM 3 - 9 scale drawing

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    NOTE MATH FORM 3 - 9 scale drawing NOTE MATH FORM 3 - 9 scale drawing Presentation Transcript

    • Friday, January 25, 2013 SCALE DRAWING AIRIL AHMAD SMK PERIMBUN
    • Friday, January 25, 2013 EXERCISE Drawing
    • Friday, January 25, 2013 SCALE DRAWING Scale = Length of a side of the drawing Length of corresponding side of the object D Scale = O
    • DC= 4UNITS E Object D D’C’= 2UNITS DA Scale = O 2 Scale = 4 1 Scale = 2 Drawing D’ E’B C A’ B’ C’
    • ObjectDC= 4 unitsD’C’= 2 units Scale = 2 : 4 D 2 4Scale = Scale = : O 2 2 2Scale = 4 Scale =1: 2
    • DC= 3UNITS Scale = 2:1 Object B D’C’= 6UNITS 2 2A Scale = 6:3 Scale = 2:1 Scale = 1: 1/2 Drawing B’D C A’ D’ C’
    • ObjectDC= 3 units Scale = 6 : 3D’C’= 6 units 6 3 Scale = : D 6 6Scale = O 31 Scale =1: 6 62Scale = 3 1 Scale =1: 2
    • Friday, January 25, 2013 EXERCISE Scale
    • EXERCISE 1:Find the scale 3 cm Drawing 6 cm Object 6 cm 12 cm
    • EXERCISE 2:Find the scale Drawing Object 5 cm 15 cm
    • EXERCISE 3:Find the scale Object Drawing 4 cm 16 cm
    • EXERCISE 4:Find the scale Drawing 3 cm Object 24 cm
    • EXERCISE 5:Find the scale 2 cm Object6 cm Drawing
    • EXERCISE 6:Find the scale 5 cm Drawing 20 cm Object
    • EXERCISE 7:Find the scale Object 6 cm Drawing 18 cm
    • Friday, January 25, 2013 MAPS AND PLANS AIRIL BIN AHMAD
    • Friday, January 25, 2013 MAPS AND PLANS 1:10 000 Means 1cm on the map and 10 000cm on the groundThe ratio 1 is called the representative fraction (RF) 10 000 AIRIL BIN AHMAD