Plane Geometry: With Problems and ApplicationsAllyn and Bacon, 1910 - 280 sider |
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Side 67
... polygon has n sides there are ( n - 2 ) triangles . The sum of the angles of one ... regular polygon of 3 sides , 4 sides , 5 sides , 6 sides , 8 sides , 14 ... hexagon ABCDEF may be constructed as follows : Let A be any point on a ...
... polygon has n sides there are ( n - 2 ) triangles . The sum of the angles of one ... regular polygon of 3 sides , 4 sides , 5 sides , 6 sides , 8 sides , 14 ... hexagon ABCDEF may be constructed as follows : Let A be any point on a ...
Side 69
... regular pentagon ( five - sided figure ) ? 7. How many axes of symmetry has a regular hexagon ? 8. Show that one figure of § 40 has an axis of symmetry . State this as a theorem . 168. PROBLEM . Given a polygon P and a line I not ...
... regular pentagon ( five - sided figure ) ? 7. How many axes of symmetry has a regular hexagon ? 8. Show that one figure of § 40 has an axis of symmetry . State this as a theorem . 168. PROBLEM . Given a polygon P and a line I not ...
Side 71
... regular pentagon a center of symmetry ? See figure of Ex . 6 , § 167 . 7. Has a regular hexagon a center of symmetry ? Ex . 7 , § 167 . 8. Has an equilateral triangle a center of symmetry ? METHODS OF ATTACK . 174. No general rule can ...
... regular pentagon a center of symmetry ? See figure of Ex . 6 , § 167 . 7. Has a regular hexagon a center of symmetry ? Ex . 7 , § 167 . 8. Has an equilateral triangle a center of symmetry ? METHODS OF ATTACK . 174. No general rule can ...
Side 76
... regular hexagon . 2. Let , and l1⁄2 be parallel lines , with AE per- pendicular to both . Lay off segments AB , BC , CD , . . . and EF , FG , GH , . . . each equal to AE . Connect these points as shown in the figure . A B C l1 ...
... regular hexagon . 2. Let , and l1⁄2 be parallel lines , with AE per- pendicular to both . Lay off segments AB , BC , CD , . . . and EF , FG , GH , . . . each equal to AE . Connect these points as shown in the figure . A B C l1 ...
Side 77
... regular hexagon ? ( d ) At what angle to the horizontal lines are the oblique lines that form sides of the triangles ? e.g. what is the angle DCK ? ( e ) Compare the lengths of CK and AK ( see § 159 , Ex . 14 ) . K B Tile Flooring . To ...
... regular hexagon ? ( d ) At what angle to the horizontal lines are the oblique lines that form sides of the triangles ? e.g. what is the angle DCK ? ( e ) Compare the lengths of CK and AK ( see § 159 , Ex . 14 ) . K B Tile Flooring . To ...
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Plane Geometry: With Problems and Applications Herbert Ellsworth Slaught,Nels Johann Lennes Uten tilgangsbegrensning - 1910 |
Plane Geometry: With Problems and Applications Herbert Ellsworth Slaught,Nels Johann Lennes Uten tilgangsbegrensning - 1910 |
Vanlige uttrykk og setninger
ABCD accompanying design altitude apothem arcs area bounded axes of symmetry axioms base and altitude bisectors bisects central angle chord circumference congruent corresponding sides definite diagonal diameter divided Draw drawn equal angles equal circles equilateral triangle EXERCISES exterior angle feet Find the area Find the locus Find the radius fixed point geometric Give the proof given circle given point given triangle greater Hence hypotenuse inscribed intersect isosceles triangle length line-segment measure meet middle points number of sides Outline of Proof parallel lines parallelogram perimeter perpendicular proof in full Prove quadrilateral radii ratio rectangle regular dodecagon regular hexagon regular octagon regular polygon regular triangle respectively rhombus right angle right triangle secant semicircle Show shown straight angle straight line strip subtend SUGGESTION tangent THEOREM tile trapezoid triangle ABC unit vertex vertices width
Populære avsnitt
Side 215 - If two triangles have two sides of the one equal to two sides of the other...
Side 35 - An exterior angle of a triangle is equal to the sum of the two opposite interior angles.
Side 22 - Any side of a triangle is less than the sum of the other two sides...
Side 113 - Sines that the bisector of an angle of a triangle divides the opposite side into parts proportional to the adjacent sides.
Side 273 - This textbook may be borrowed for two weeks, with the privilege of renewing it once. A fine of five cents a day is incurred by failure to return a book on the date when it is due. The Education Library is open from 9 to 5 daily except Saturday when it closes at 12.30.
Side 52 - The straight line joining the middle points of two sides of a triangle is parallel to the third side and equal to half of it 46 INTERCEPTS BY PARALLEL LINES.
Side 174 - The areas of two regular polygons of the same number of sides are to each other as the squares of their radii, or as the squares of their apothems.
Side 153 - The formula states that the square of the hypotenuse of a right triangle is equal to the sum of the squares of the base and altitude.
Side 219 - Find the locus of a point such that the difference of the squares of its distances from two fixed points is a constant.
Side 202 - The area of a rectangle is equal to the product of its base and altitude.