FORM 3 Scale Drawing

FORM 3 CHAPER 9 SCALE DRAWING

DRAWING GEOMETRY SHAPES ACCORDING TO A SCALE OF 1:

n

- Scale of a drawing in a ratio - Actual shape

Exercise: 1. Draw the figure shown on a grid paper according to scale a) 1: 1/2

b) 1:2

2. Draw the figure to a scale of 1: 1. !ro" the drawing# "easure and calculate the actual length of $D.

%. &n the diagra"# triangle '( is a scale drawing o f triangle *+,. !ind the scale used.

. *+, is a plan of a building drawn to a scale of 1:2. !ind the actual length of +, in "eter ").

.

2 c"

% c"

'he diagra" shows a plan of a piece of land drawn to a scale of 1:2. !ind the actual area of the land.