1. what main funtriction of the tool is to clean the dirt off the drawing.
a. pencil sharpener
b. eraser
c. erasing shield
d. drawing pencil

2. what do you call this drawing instrument used when making horiziontal lines?
a. T-square
b. triangele
c. protractor
d. divider

3. what is the best tool when drawing arcs and circles?
a. triangle
b. protactor
c. compass
d. triangular scales

4. this drawing instrument is used to determine gradations of the degrees when measuring are, arcs and circles.
a. protractor
b. divider
c. compass
d. t-square

5. what is the appropriate tool to protect the rest of the drawing when removing unnecessary lines?
a. pencil sharpener
b. erasing shield
c. eraser
d. masking tape