XXVI

The CONTENTS.

LXXIV. Two angles and the includedside given

LXXV. Three sides given to find theangles

LXXVI. The angles given to find thesides

The use of the globes in the solution of spheri-cal problems

Prob. LXXVII. Given, the fun’s place, theinclination of the ecliptic andequator; to find the fun’s rightascension, distance from thenorth pole, and the anglewhich the meridian, passingthro’ the fun at that place,makes with the eclipticLXXVIII. Given, the fun’s place, decli-nation and latitude. To findhis rising and setting; thelength of the day and night ;the amplitude of the rising-sun from the east, and of thesetting-fun from the west;and that of the path of thevertex in the edge of the illu-minated disc

Prob. LXXIX, Given, the latitude and decli-nation to find the sun’s dis-tance from the vertex at thehour of six, and his amplitudeat that time

LXXX. To find the fun’s distancefrom the vertex when due eastand west, and the hour from

Page

301

302

303

3°S

305

309

3i3

noon