Plane and Solid GeometryAmerican Book Company, 1907 - 412 σελίδες |
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Σελίδα 79
Edward Rutledge Robbins. BOOK II THE CIRCLE 191. A curved line is a line no part of which is straight . 192. A circumference is a curved line every point of which is equally distant from a point within , called the center . 193. A circle ...
Edward Rutledge Robbins. BOOK II THE CIRCLE 191. A curved line is a line no part of which is straight . 192. A circumference is a curved line every point of which is equally distant from a point within , called the center . 193. A circle ...
Σελίδα 80
... circles having the same center . SECTOR SEGMENT Q ∞ ∞ O CIRCLES INTERNALLY CIRCLES EXTERNALLY TANGENT TANGENT 197. A sector is the part of a circle bounded by two radii and their included arc . A segment of a circle is the part of a ...
... circles having the same center . SECTOR SEGMENT Q ∞ ∞ O CIRCLES INTERNALLY CIRCLES EXTERNALLY TANGENT TANGENT 197. A sector is the part of a circle bounded by two radii and their included arc . A segment of a circle is the part of a ...
Σελίδα 81
... circle are equal . ( See 192. ) 201. THEOREM . All radii of equal circles are equal . ( See 196. ) 202. THEOREM . The diameter of a circle equals twice the radius . 203. THEOREM . All diameters of the same or equal circlès are equal ...
... circle are equal . ( See 192. ) 201. THEOREM . All radii of equal circles are equal . ( See 196. ) 202. THEOREM . The diameter of a circle equals twice the radius . 203. THEOREM . All diameters of the same or equal circlès are equal ...
Σελίδα 82
... circle ( or in equal circles ) equal arcs are intercepted by equal central angles . [ Converse . ] Given : 0 = O C ; arc AB = arc LM . To Prove : 40 = 2 c . Proof : Superpose upon the equal C c , making the centers coincide and point A ...
... circle ( or in equal circles ) equal arcs are intercepted by equal central angles . [ Converse . ] Given : 0 = O C ; arc AB = arc LM . To Prove : 40 = 2 c . Proof : Superpose upon the equal C c , making the centers coincide and point A ...
Σελίδα 83
Edward Rutledge Robbins. 208. THEOREM . In the same circle ( or in equal circles ) : I. If two central angles are unequal , the greater angle intercepts the greater arc . II . If two arcs are unequal , the greater arc is intercepted by ...
Edward Rutledge Robbins. 208. THEOREM . In the same circle ( or in equal circles ) : I. If two central angles are unequal , the greater angle intercepts the greater arc . II . If two arcs are unequal , the greater arc is intercepted by ...
Άλλες εκδόσεις - Προβολή όλων
Plane and Solid Geometry (Classic Reprint) Edward Rutledge Robbins Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD acute angle altitude angle adjoining angles are equal apothem base bisector bisects chord circular cone circumference circumscribed circumscribed circle construct a square cylinder diagonals diameter dihedral angles equilateral triangle equivalent exterior angle face angles figure Find the area frustum given line given point given triangle Hence homologous homologous sides hypotenuse inscribed regular intersecting isosceles triangle lateral area lateral edges line joining mean proportional measured by arc median meet midpoint mutually equiangular number of sides opposite parallel parallelepiped parallelogram Pass plane perimeter perpendicular plane MN polyhedron prism Proof Prove quadrilateral ratio rectangle regular hexagon regular polygon regular pyramid rhombus right angles right circular right triangle secant segments similar slant height sphere spherical polygon spherical triangle straight line surface tangent tetrahedron THEOREM total area trapezoid trihedral vertex vertices
Δημοφιλή αποσπάσματα
Σελίδα 139 - If the product of two quantities is equal to the product of two others, one pair may be made the extremes, and the other pair the means, of a proportion.
Σελίδα 228 - An equiangular polygon inscribed in a circle is regular (if the number of its sides is odd) . 3.
Σελίδα 41 - 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.
Σελίδα 47 - The line joining the mid-points of two sides of a triangle is parallel to the third side, and equal to half the third side.
Σελίδα 241 - The area of a regular inscribed hexagon is a mean proportional between the areas of the inscribed and circumscribed equilateral triangles. Ex.
Σελίδα 146 - If a line divides two sides of a triangle proportionally, it is parallel to the third side.
Σελίδα 12 - The straight lines are called the sides of the triangle, and their points of intersection are the vertices of the triangle.
Σελίδα 143 - A line parallel to one side of a triangle divides the other two sides proportionally.
Σελίδα 268 - If from the foot of a perpendicular to a plane a line be drawn at right angles to any line of the plane, and...
Σελίδα 340 - The lateral area of a circular cylinder is equal to the product of the perimeter of a right section of the cylinder by an element. Let S denote the lateral area, P the perimeter of a right section, and E an element of the cylinder AC.