A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees,... Read more of Boy and the Carney at Free Jokes.caInformational Site Network Informational
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The T Square








Drawing squares or T squares, as they are termed, are made of wood, of hard rubber and of steel.


There are several kinds of T squares; in one the blade is solid, as it is shown in Figure 5 on page 20; in another the back of the square is pivoted, so that the blade can be set to draw lines at an angle as well as across the board, which is often very convenient, although this double back prevents the triangles, when used in some positions, from coming close enough to the left hand side of the board. In an improved form of steel square, with pivoted blade, shown in Figure 2, the back is provided with a half circle divided into the degrees of a circle, so that the blade can be set to any required degree of angle at once.


Fig. 2.

Fig. 3.

Fig. 4.






Next: The Triangles

Previous: The Drawing Board



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