INDEX.

Addition of plane figures

Altitude, its signification and uses.

Angles, plane, right, acute, obtuse, and spherical

adjacent

to make various

corresponding, re-entering, and salient
exterior, at circumference, or interior
at centre of polygons

in or on a segment
vertical, and opposite

Arcs and Arches, to make

Area, the quantity of surface

Pages.

16, 58-60

15, 52, 53, 59

8, 9

9, 15, 25

20-23

15, 48

14, 22

14, 43

16, 40

15, 25, 39

33, 34, 35
15, 29, 50, 51

31, 49, 64

15, 25, 50
17, 20, 25, 38

10, 15, 32, 47

10, 15, 21, 42
9, 16, 36, 37
11, 38
5

10, 17, 21, 43

16, 17, 37

Diagonal lines

Directrix and dirigent

Division of lines and figures

Dotted and continued lines

Eccentric, Non-concentric, and Concentric

Elevation

Ellipse or Oval

Figures, Rectilineal, Trilateral, Quadrilateral, &c.

Generatrix, Generatrice, Generant

10, 13

47

13, 41, 48

17

29, 63

19, 50

15, 47

17

47

9, 11

17

Geometry, Practical and Theoretical, or Pure 3, 4, 5, 6, 15, 49

Pages.

Lines, straight, or right, curved, mixed, horizontal, vertical,
oblique, perpendicular, and plumb
continued and dotted

Measure

6, 79
18, 50

16

Planes, horizontal, vertical, inclined, parallel and oblique 8, 14

Plan

17

15
9, 25-28

Produce, prolong, or prolongation and product
Proportionals, Ratios, duplicate ratio, &c.
Protractor, to make angles with

17, 19
17, 42, 48

29-32, 48, 63

23

Scalene triangles

12, 25, 51

Secant, vide AO, Prob, XXII., and page

7

Section of a solid

17

Sector, a diagram, and also an instrument
Segment

Sum of quantities..

16, 58, 59

Superficies or surface, horizontal, vertical, inclined, concave

James Black, Printer, Powis Street, Woolwich.