Plane and Solid GeometryCentury Company, 1906 - 418 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 22.
Σελίδα 59
... feet and 23 feet respectively . Find the perimeter . 120 If one side of a rhombus is 6 inches in length , what is the length of the perimeter ? 121 If two adjacent angles of a parallelogram are in the ratio 3 : 5 , how many degrees in ...
... feet and 23 feet respectively . Find the perimeter . 120 If one side of a rhombus is 6 inches in length , what is the length of the perimeter ? 121 If two adjacent angles of a parallelogram are in the ratio 3 : 5 , how many degrees in ...
Σελίδα 73
... feet of two altitudes of a triangle are equidistant from the mid - point of the third side . [ In rt . △ ADC , DM is the median to the hypotenuse AC . Ex . 181. Likewise in rt . △ AEC , EM = EM . ] DM = ... DM AC by AC . ... DM ...
... feet of two altitudes of a triangle are equidistant from the mid - point of the third side . [ In rt . △ ADC , DM is the median to the hypotenuse AC . Ex . 181. Likewise in rt . △ AEC , EM = EM . ] DM = ... DM AC by AC . ... DM ...
Σελίδα 84
... extremities of a diameter to a secant , the segments of the secant between the feet of the perpendiculars and the circumference are equal . PROPOSITION IV . THEOREM 248 In the same circle or 84 PLANE GEOMETRY - BOOK II.
... extremities of a diameter to a secant , the segments of the secant between the feet of the perpendiculars and the circumference are equal . PROPOSITION IV . THEOREM 248 In the same circle or 84 PLANE GEOMETRY - BOOK II.
Σελίδα 160
... feet long , when a vertical staff 5 feet high casts a shadow 3 feet long ? 633 The homologous bases of two similar triangles are 6 and 7. The median to the base of the first is 5 ; find the median to the base of the second . [ Ex . 618 ...
... feet long , when a vertical staff 5 feet high casts a shadow 3 feet long ? 633 The homologous bases of two similar triangles are 6 and 7. The median to the base of the first is 5 ; find the median to the base of the second . [ Ex . 618 ...
Σελίδα 166
... is that part of MN included be- tween the feet of the perpendiculars drawn from A and B to MN . Thus , CD is the projection of AB upon MN . M- -N C D EXERCISES 645 Find the hypotenuse of a right triangle whose 166 PLANE GEOMETRY - BOOK III.
... is that part of MN included be- tween the feet of the perpendiculars drawn from A and B to MN . Thus , CD is the projection of AB upon MN . M- -N C D EXERCISES 645 Find the hypotenuse of a right triangle whose 166 PLANE GEOMETRY - BOOK III.
Περιεχόμενα
3 | |
11 | |
20 | |
30 | |
53 | |
62 | |
68 | |
78 | |
262 | |
268 | |
284 | |
296 | |
303 | |
321 | |
338 | |
344 | |
95 | |
111 | |
125 | |
132 | |
141 | |
192 | |
199 | |
225 | |
239 | |
254 | |
353 | |
365 | |
374 | |
382 | |
389 | |
400 | |
411 | |
416 | |
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD altitude angles are equal arc BC assigned quantity base bisectors bisects chord circumference circumscribed Compute CONCLUSION cone construct COROLLARY cylinder diagonals diameter diedral angles divided equiangular equiangular polygon equidistant equilateral triangle exterior angle Find the area Find the locus frustum given circle given line given point homologous hypotenuse HYPOTHESIS inches inscribed intersect isosceles trapezoid isosceles triangle lateral area legs lune median mid-points number of sides opposite parallel lines parallelogram parallelopiped perimeter perpendicular polyedral angle polyedron prism PROOF Draw PROOF Let Prove pyramid Q. E. D. EXERCISES Q. E. D. PROPOSITION quadrilateral radii radius ratio rectangle regular polygon rhombus right angles right triangle SCHOLIUM secant segment semicircle spherical angle spherical degrees spherical excess spherical polygon spherical triangle straight line surface symmetrical tangent tetraedron THEOREM trapezoid triangle ABC triedral vertex vertical angle
Δημοφιλή αποσπάσματα
Σελίδα 168 - 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 41 - In an isosceles triangle the angles opposite the equal sides are equal.
Σελίδα 38 - ... greater than the included angle of the second, then the third side of the first is greater than the third side of the second.
Σελίδα 35 - Any side of a triangle is less than the sum of the other two sides...
Σελίδα 174 - In any triangle, the product of two sides is equal to the product of the segments of the third side formed by the bisector of the opposite angle plus the square of the bisector.
Σελίδα 172 - If from a point without a circle a tangent and a secant are drawn, the tangent is the mean proportional between the whole secant and its external segment.
Σελίδα 171 - 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 199 - Two triangles having 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 192 - The areas of two rectangles having equal altitudes are to each other as their bases.
Σελίδα 65 - The perpendicular bisectors of the sides of a triangle meet in a point. 12. The bisectors of the angles of a triangle meet in a point. 13. The tangents to a circle from an external point are equal. 14...