Lessons on Form: Or, An Introduction to Geometry, as Given in a Pestalozzian School, Cheam, SurreyTaylor and Walton, 1837 - 215 sider |
Inni boken
Resultat 1-5 av 17
Side 8
... plane faces differ in shape and in the number of their faces . 2. Their faces differ in the number of their sides ... angles , it is therefore called a triangle ; a quadrilateral has four angles ; a pentagon has five , a hexagon six , a ...
... plane faces differ in shape and in the number of their faces . 2. Their faces differ in the number of their sides ... angles , it is therefore called a triangle ; a quadrilateral has four angles ; a pentagon has five , a hexagon six , a ...
Side 10
... angles are there about each corner or solid angle ? It is important that the pupils be convinced by actual ... plane angles ; can you tell why ? P. - Because they are the angles of the plane faces . M. - How many plane angles are there ...
... angles are there about each corner or solid angle ? It is important that the pupils be convinced by actual ... plane angles ; can you tell why ? P. - Because they are the angles of the plane faces . M. - How many plane angles are there ...
Side 12
... plane angles are there about each solid angle ? P. - It is bounded by eight plane equilateral and equiangular triangles . There are four plane angles about each of its solid angles . M. — The name of this solid is octahedron ( from the ...
... plane angles are there about each solid angle ? P. - It is bounded by eight plane equilateral and equiangular triangles . There are four plane angles about each of its solid angles . M. — The name of this solid is octahedron ( from the ...
Side 13
... triangles : there are four plane angles about each of its solid angles . 7. The number and kind of faces , and also the number of plane angles , being known , the number of its edges and solid angles can be ascertained there- from ...
... triangles : there are four plane angles about each of its solid angles . 7. The number and kind of faces , and also the number of plane angles , being known , the number of its edges and solid angles can be ascertained there- from ...
Side 14
... plane angles are there about each of its solid angles ? Calculate the number of its edges and solid angles . P. - The hexahedron , or cube , is a solid bounded by six quadrilateral faces ; three plane angles are about each of its solid ...
... plane angles are there about each of its solid angles ? Calculate the number of its edges and solid angles . P. - The hexahedron , or cube , is a solid bounded by six quadrilateral faces ; three plane angles are about each of its solid ...
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Lessons on Form: Or, An Introduction to Geometry, as Given in a Pestalozzian ... Charles Reiner Uten tilgangsbegrensning - 1837 |
Lessons on Form: Or, An Introduction to Geometry, as Given in a Pestalozzian ... Charles Reiner Uten tilgangsbegrensning - 1837 |
Vanlige uttrykk og setninger
a b and c d a b d a c d acute angles adjacent angle angle contained angles a b c angles are equal base bisect bounded called centre CHEAM SCHOOL chords circumference cloth cut the circle demonstration diagonal diameter DIONYSIUS LARDNER dodecahedron draw equal angles equilateral exterior angle Foolscap 8vo greater Greek Greek Language interior and opposite isosceles triangle Latin LATIN LANGUAGE LESSON likewise M.-Compare M.-Demonstrate M.-Draw M.-Hence M.-What M.-When master obtuse angle octahedron opposite angles P.-Because P.-That P.-The angle P.-They parallelogram pentagon perpendicular plane angles point of contact pupils quadrilateral figure rectangle contained rhomb right angles semi-circumference similar triangles slates solid angles sphere square straight line joining tangent TAYLOR AND WALTON trapezium triangle a b c triangles are equal truth twice the rectangle unequal
Populære avsnitt
Side 98 - If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz.
Side 134 - In obtuse-angled triangles, if a perpendicular be drawn from either of the acute angles to the opposite side produced, the square on the side subtending the obtuse angle, is greater than the squares on the sides containing the obtuse angle, by twice the rectangle contained by the side...
Side 117 - If a straight line be divided into any two parts, the square of the whole line is equal to the squares of the two parts, together with twice the rectangle contained by the parts.
Side 139 - In every triangle, the square of the side subtending either of the acute angles is less than the squares of the sides containing that angle, by twice the rectangle contained by either of these sides, and the straight line intercepted between the perpendicular let fall upon it from the opposite angle, and the acute angle.
Side 224 - Hebraicas, a defence of the Hebrew Scriptures, as a vehicle of Revealed Religion , occasioned by the recent Strictures and Innovations of Mr J. Bellamy; and in confutation of his attacks on all preceding translations, and on the established version in particular ; by Hyman Hurwitz.
Side 224 - A• Grammar of the Turkish Language ; with a Preliminary Discourse on the Language and Literature of the Turkish Nations ; a Copious Vocabulary ; Dialogues ; a Collection of Extracts in Prose and Verse ; and Lithographed Specimens of various Ancient and Modern Manuscripts ; by ARTHUR LUMLEY DAVIDS, Member of the Asiatic Society of Paris, &c., &c., &e.
Side 74 - If a side of any triangle be produced, the exterior angle is equal to the two interior and opposite angles; and the three interior angles of every triangle are together equal to two right angles.
Side 80 - ... one of them greater than the angle contained by the two sides equal to them, of the other ; the base of that which has the greater angle shall be greater than the base of the other. Let ABC, DEF be two triangles which have the two sides, AB, AC, equal to...
Side 159 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Side 74 - If one side of a triangle be produced, the exterior angle is greater than either of the interior, and opposite angles.