Drawing tools

what is the name of this tool?

• Set Square

• Drawing board

• Compasses

why we use compass?

• to draw a line

• to draw rectangle

• to draw circle

which one is enlargement scale?

• 1:2

• 1:1

• 2:1

which one is reduction scale?

• 1:2

• 1:1

• 2:!

which one is full size?

• 1:2

• 1:1

• 2:!

which one is not used for drawing?

• pencil

• ruler

• circle templete

• hammar

which one is the smallest size?

• A0

• A3

• A4

what dashed thin line represent?

• visible outline

• center circle line

• hidden line