Plane GeometryAmerican Book Company, 1906 - 254 σελίδες |
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Αποτελέσματα 1 - 5 από τα 25.
Σελίδα 16
... divided by , equals , the results are equal . [ Doubles of equals are equal ; halves of equals are equal . ] 4. The whole is equal to the sum of all of its parts . 5. The whole is greater than any of its parts . 6. A magnitude may be ...
... divided by , equals , the results are equal . [ Doubles of equals are equal ; halves of equals are equal . ] 4. The whole is equal to the sum of all of its parts . 5. The whole is greater than any of its parts . 6. A magnitude may be ...
Σελίδα 53
... divided into a parallelogram and a triangle by drawing one line . Ex . 5. Prove that every right triangle can be divided into two isos- celes triangles by drawing one line . [ Use 148. ] POLYGONS 153. A polygon is a portion of a plane ...
... divided into a parallelogram and a triangle by drawing one line . Ex . 5. Prove that every right triangle can be divided into two isos- celes triangles by drawing one line . [ Use 148. ] POLYGONS 153. A polygon is a portion of a plane ...
Σελίδα 65
... divided A by one line into two isosceles right triangles . M M M 16. The diagonals of a rhombus divide the figure into four equal right triangles . [ 141. ] 17. If a line be drawn perpendicular to the bisec- tor of an angle terminating ...
... divided A by one line into two isosceles right triangles . M M M 16. The diagonals of a rhombus divide the figure into four equal right triangles . [ 141. ] 17. If a line be drawn perpendicular to the bisec- tor of an angle terminating ...
Σελίδα 78
... divided by the diagonals are isosceles . 169. If angle 4 of triangle ABC equals three times angle B , there can be drawn a line AD meeting BC in D , such that the triangles ABD and ACD are isosceles . 170. If E is the midpoint of side ...
... divided by the diagonals are isosceles . 169. If angle 4 of triangle ABC equals three times angle B , there can be drawn a line AD meeting BC in D , such that the triangles ABD and ACD are isosceles . 170. If E is the midpoint of side ...
Σελίδα 97
... divided by another both being of the same kind . - 237. To measure a quantity is to find the number of times it contains another quantity of the same kind , called the unit . This number is the ratio of the quantity to the unit . 238 ...
... divided by another both being of the same kind . - 237. To measure a quantity is to find the number of times it contains another quantity of the same kind , called the unit . This number is the ratio of the quantity to the unit . 238 ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD acute angle altitude angle adjoining angle formed apothem base bisector bisects central angle circles are tangent circumscribed circle construct a square construct a triangle described diagonals diameter divided Draw chord Draw radii equal angles equal circles equal sides equally distant equiangular polygon equilateral triangle exterior angle figure Find the area given circle given line given point given triangle Hence homologous sides hypotenuse inches inscribed angle isosceles trapezoid isosceles triangle line joining lines be drawn mean proportional measured by arc median meeting number of sides pair parallel parallelogram perimeter perpendicular point of contact produced Prove quadrilateral ratio rectangle regular polygon rhombus right angles right triangle secant segments similar polygons similar triangles square equivalent Statement straight line tangent THEOREM trapezoid triangle ABC triangles are equal vertex vertex-angle vertices
Δημοφιλή αποσπάσματα
Σελίδα 42 - The measure of an exterior angle of a triangle is equal to the sum of the measures of the two remote interior angles.
Σελίδα 148 - If a line divides two sides of a triangle proportionally, it is parallel to the third side.
Σελίδα 79 - A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center.
Σελίδα 230 - An equiangular polygon inscribed in a circle is regular (if the number of its sides is odd) . 3.
Σελίδα 43 - 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 243 - Prove that the area of an inscribed regular hexagon is a mean proportional between the areas of the inscribed and the circumscribed equilateral triangles.
Σελίδα 49 - 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 14 - The straight lines are called the sides of the triangle, and their points of intersection are the vertices of the triangle.
Σελίδα 145 - A line parallel to one side of a triangle divides the other two sides proportionally.
Σελίδα 186 - To construct a circle which shall pass through two given points and touch a given line. Given : Points A and B ; line CD. Construction: Draw line AB meeting CD ^ P"