Page:An introduction to linear drawing.djvu/70

 ﻿Ans. On a line drawn from the centre of one circle to the centre of the other.

6.	How will you proceed to " add two squares," that is, to find a third square whose surface shall be as large as two smaller squares, (p. 26.)

7.	After you have drawn your [triangle, what will a semicircle drawn on the greatest side of the triangle touch ? (p. 2%.)

8.	When the two smaller squares are equal, what sort of a triangle wi)l be required to find the square equal to both of them ?

9.	If the great square and one of the small ones be given, how will you find the size of the other small one ? (p. 27.)

10.	How will you " take half of a square that is, how will you find two small squares which shall be equal to one large one ?

11.	What part of a circle is a Protracter ?

12.	How many degrees are graduated on a Pro- tracter ?

13.	How will you proceed to graduate or mark the degrees on a Protracter ? (bottom of page 21.)

14.	What other way ? (top of p. 21.)

15.	Does the size of a circle increase the number of degrees into which it is divided ? (p. 28.)

16.	What is the difference then between the degrees of a large circle and those of a small one ?

17.	Is the angle between any two radii affected by lengthening the radii ?

18.	How many degrees of a circle form a right angle ?

19.	What is an angle of less than 90 degrees called ?

20.	What is an angle of more than 90 degrees called ?

21.	How will you find the size of an angle with the protracter ?