Plane and Solid GeometryMacmillan, 1901 - 370 σελίδες |
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Αποτελέσματα 1 - 5 από τα 65.
Σελίδα ix
... opposite sides of the quadrilateral are equal . 6. Discourage mere memorizing . Many students form dur- ing the first weeks of study the habit of relying too much upon their memories , a habit which often proves disastrous to their ...
... opposite sides of the quadrilateral are equal . 6. Discourage mere memorizing . Many students form dur- ing the first weeks of study the habit of relying too much upon their memories , a habit which often proves disastrous to their ...
Σελίδα 4
... sides . lie in the same straight line but extend in opposite directions , as ACB . 31. When two straight lines inter- sect so as to form four equal angles , each angle is called a right angle , as EOD , DOF , etc. A right angle is half ...
... sides . lie in the same straight line but extend in opposite directions , as ACB . 31. When two straight lines inter- sect so as to form four equal angles , each angle is called a right angle , as EOD , DOF , etc. A right angle is half ...
Σελίδα 11
... sides , and whose sum is the perimeter of the polygon . The angles included by the adjacent sides are the angles of the polygon , and their vertices are the vertices of the polygon . An exterior angle ... side opposite the right TRIANGLES 11.
... sides , and whose sum is the perimeter of the polygon . The angles included by the adjacent sides are the angles of the polygon , and their vertices are the vertices of the polygon . An exterior angle ... side opposite the right TRIANGLES 11.
Σελίδα 12
Arthur Schultze, Frank Louis Sevenoak. 66. In a right triangle the side opposite the right angle is called the hypotenuse , and the other two sides , the arms . 67. The three perpendiculars from the vertices of a triangle to the opposite ...
Arthur Schultze, Frank Louis Sevenoak. 66. In a right triangle the side opposite the right angle is called the hypotenuse , and the other two sides , the arms . 67. The three perpendiculars from the vertices of a triangle to the opposite ...
Σελίδα 22
... angles equal to ZABE . Find these angles . Ex . 61. If the opposite sides of a quadrilateral are parallel , they must be equal . PROPOSITION IX . THEOREM 89. If two parallel lines are cut by a transversal , the corresponding angles are ...
... angles equal to ZABE . Find these angles . Ex . 61. If the opposite sides of a quadrilateral are parallel , they must be equal . PROPOSITION IX . THEOREM 89. If two parallel lines are cut by a transversal , the corresponding angles are ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD altitude angles are equal base angles bisect bisector chord circumference circumscribed cone cylinder diagonals diagram for Prop diameter diedral angles divide draw drawn equiangular equiangular polygon equilateral triangle equivalent exterior angle face angles find a point Find the area Find the radius Find the volume frustum given circle given line given point given triangle Hence HINT homologous hypotenuse inches inscribed intersecting isosceles triangle joining the midpoints lateral area lateral edges line joining mean proportional median opposite sides parallel lines parallelogram parallelopiped perimeter perpendicular plane MN point equidistant polyedral angle polyedron PROPOSITION prove Proof quadrilateral radii ratio rectangle regular polygon respectively equal rhombus right angles right triangle SCHOLIUM segments sphere spherical polygon spherical triangle square straight angle straight line surface tangent THEOREM trapezoid triangle ABC triangle are equal triedral vertex vertical angle
Δημοφιλή αποσπάσματα
Σελίδα 146 - If two chords intersect within a circle, the product of the segments of one is equal to the product of the segments of the other.
Σελίδα 248 - A straight line perpendicular to one of two parallel planes is perpendicular to the other also.
Σελίδα 165 - The area of a rectangle is equal to the product of its base and altitude. 1\ u Hyp.
Σελίδα 303 - A cylinder is a solid bounded by a cylindrical surface and two parallel planes ; the bases of a cylinder are the parallel planes; and the lateral surface is the cylindrical surface.
Σελίδα 45 - ... the third side of the first is greater than the third side of the second.
Σελίδα 117 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 29 - The median to the base of an isosceles triangle is perpendicular to the base.
Σελίδα 178 - The areas of two triangles which have an angle of the one equal to an angle of the other are to each other as the products of the sides including the equal angles.
Σελίδα 150 - In any triangle, the square of the side opposite an acute angle is equal to the sum of the squares of the other two sides diminished by twice the product of one of those sides and the projection of the other upon that side.
Σελίδα 148 - If, from a jwint without a circle, a tangent and a secant be drawn, the tangent is the mean proportional between the secant and UK external segment.