Fill in the blanks:

(i) A ruler is used to draw line ….. and to measure their …..

(ii) A divider is used to compare …..

(iii) A compass is used to draw circles or arcs of …..

(iv) A protractor is used to draw and measure …..

(v) The set squares are two triangular pieces having angles of …….. and …..

(vi) To bisect a line segment of length 7 cm, the opening of the compass should be more than …..

(vii) The perpendicular bisector of a line segment is also its line of …..

State whether the following statements are true (T) or false (F):

(i) There is only one set square in a geometry box.

(ii) An angle can be copied with the help of a ruler and compass.

(iii) The perpendicular bisector of a line segment can be drawn by paper folding.

(iv) A perpendicular to a line from a given point not on it can be drawn by paper folding.

(v) A 45° - 45° - 90° set square and a protractor have the same number of line(s) of symmetry.

The instrument in a geometry box having the shape of a semicircle is:

1. ruler

2. divider

3. compass

4. protractor

The instrument used to measure an angle is:

1. ruler

2. protractor

3. divider

4. compass