Elementary geometry |
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Σελίδα 5
... find the height of a tower , I may go to the top , and let a string down to the bottom , and then measure the string ; but this is not geometry , though it is measurement . Geometry is the science of indirect measure- ment ; in which ...
... find the height of a tower , I may go to the top , and let a string down to the bottom , and then measure the string ; but this is not geometry , though it is measurement . Geometry is the science of indirect measure- ment ; in which ...
Σελίδα 6
... find the distance across the river from B to A. Measure BC , ( which you can do , as they are both on the same bank , ) and put up two posts E , F in a field at the same distance apart that B is from C : measure the angle at B , that is ...
... find the distance across the river from B to A. Measure BC , ( which you can do , as they are both on the same bank , ) and put up two posts E , F in a field at the same distance apart that B is from C : measure the angle at B , that is ...
Σελίδα 15
... find what fraction the less is of four right angles . 6. Twelve lines meet at a point so as to form a regular twelve - rayed star : find the angle between consecutive rays . Eucl . 1. 15. Cor . Eucl . I. 15 . 7. If four straight lines ...
... find what fraction the less is of four right angles . 6. Twelve lines meet at a point so as to form a regular twelve - rayed star : find the angle between consecutive rays . Eucl . 1. 15. Cor . Eucl . I. 15 . 7. If four straight lines ...
Σελίδα 16
... Find the angle between the bisectors of adjacent complementary angles . IO . Prove that the bisectors of the four angles which one straight line makes with another form two straight lines at right angles to one another . II . If four ...
... Find the angle between the bisectors of adjacent complementary angles . IO . Prove that the bisectors of the four angles which one straight line makes with another form two straight lines at right angles to one another . II . If four ...
Σελίδα 17
... find the sum and difference of two straight lines : and prove that their sum and difference together are double of the greater of the two straight lines . II . Given the sum and difference of two straight lines ; find the lengths of the ...
... find the sum and difference of two straight lines : and prove that their sum and difference together are double of the greater of the two straight lines . II . Given the sum and difference of two straight lines ; find the lengths of the ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD angle ABC angle APB angle BAC base bisect bisector Book called centre chord circle circumference coincide College common Constr construct converse Crown 8vo diagonals diameter difference distance divided double draw Edition ELEMENTARY equal angles Euclid Examples exterior angle extremities fall figure Find follows four Geometry given angle given point given straight line greater half Hence Illustrations included inscribed interior intersect isosceles triangle Join length less Let ABC line drawn locus magnitudes measure meet middle point minor arc opposite sides parallel parallelogram pass perpendicular placed polygon PROBLEM produced Professor Proof proportional quadrilateral radius ratio rectangle contained rectilineal figure regular required to prove respectively right angles School segment Shew sides similar Similarly square supplementary tangent THEOREM third touch triangle ABC unequal
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Σελίδα 185 - MORTE D'ARTHUR. Sir Thomas Malory's Book of King Arthur, and of his Noble Knights of the Round Table. The Edition of Caxton, revised for Modern Use. With an Introduction, Notes, and Glossary, by Sir EDWARD STRACHEY. *' It is with perfect confidence that we recommend this edition of the old romance to every class of readers.
Σελίδα 173 - TAYLOR— WORDS AND PLACES; or, Etymological Illustrations of History, Ethnology, and Geography. By the Rev ISAAC TAYLOR, MA Third and cheaper Edition, revised and compressed. With Maps. Globe 8vo. 6s.
Σελίδα 172 - Book VI. is fitted for higher Classes, and as an Introduction to English Literature. "They are far above any others that have appeared both in form and substance. . . . The editor of the present series has rightly seen that reading books must ' aim chiefly at giving to the pupils the power of accurate, and, if possible, apt and skilful expression ; at cultivating in them ^a good literary taste, and at arousing a desire of further reading.
Σελίδα 143 - ROBY— A GRAMMAR OF THE LATIN LANGUAGE, from Plautus to Suetonius. By HJ ROBY, MA, late Fellow of St. John's College, Cambridge. In Two Parts. Third Edition. Part I. containing : — Book I. Sounds. Book II. Inflexions. Book III. Word-formation. Appendices. Crown 8vo.
Σελίδα 161 - Flower (WH) — AN INTRODUCTION TO THE OSTEOLOGY OF THE MAMMALIA. Being the Substance of the Course of Lectures delivered at the Royal College of Surgeons of England in 1870.
Σελίδα 183 - A GENERAL SURVEY OF THE HISTORY OF THE CANON OF THE NEW TESTAMENT DURING THE fIRST FOUR CENTURIES. Fourth Edition. With Preface on "Supernatural Religion.
Σελίδα 173 - Sonnenschein and Meiklejohn. — THE ENGLISH METHOD OF TEACHING TO READ. By A. SONNENSCHEIN and JMD MEIKLEJOHN, MA Fcap. 8vo. COMPRISING : THE NURSERY BOOK, containing all the Two-Letter Words in the Language, id. (Also in Large Type on Sheets for School Walls. 5*.) THE FIRST COURSE, consisting of Short Vowels with Single Consonants.
Σελίδα 145 - MATHEMATICS. AIRY — Works by Sir GB AIRY, KCB, Astronomer Royal : — ELEMENTARY TREATISE ON PARTIAL DIFFERENTIAL EQUATIONS. Designed for the Use of Students in the Universities. With Diagrams.
Σελίδα 148 - CHRISTIE— A COLLECTION OF ELEMENTARY TESTQUESTIONS IN PURE AND MIXED MATHEMATICS; with Answers and Appendices on Synthetic Division, and on the Solution of Numerical Equations by Homer's Method. By JAMES R. CHRISTIE, FRS, Royal Military Academy, Woolwich. Crown 8vo. 8s. 6d. CLIFFORD— THE ELEMENTS OF DYNAMIC.
Σελίδα 150 - GODFRAY — Works by HUGH GODFRAY, MA, Mathematical Lecturer at Pembroke College, Cambridge. A TREATISE ON ASTRONOMY, for the Use of Colleges and Schools. New Edition.