Carol. 4. Parallelograms, or triangles, having an angle in each equal, are in proportion to each other as the rectangles of the sides which are about these equal angles. THEOREM LXXXII. IF a line be drawn in a triangle parallel to one of its sides, it... Elementary Course of Geometry ... - الصفحة 60بواسطة Charles William Hackley - 1847 - عدد الصفحات: 103عرض كامل - لمحة عن هذا الكتاب
| abbé Rossignol (Jean-Joseph) - 1787 - عدد الصفحات: 190
...equal to the triangle i>FG. Therefore the triangle ABC is triple of the triangle DFG. PROP. LX. Jf a line be drawn in a triangle parallel to one of its fides, it will cut the other two fides proportionally. BC In the triangle BAC, if the line DF is parallel... | |
| Charles Hutton - 1811 - عدد الصفحات: 406
...proportion to each other as the rectangles ef the sides which are about these equal angles. THEOREM LXXXII. If a Line be drawn in a Triangle Parallel to one of its sides, it will cut the two other Sides Proportionally. LET DE be parallel to the side BC of the triangle ABC ; then will AD... | |
| Charles Hutton - 1812 - عدد الصفحات: 620
...proportion to each other as the rectangles of the sides which are about these equal angles. THEOREM LXXXII. If a Line be drawn in a Triangle Parallel to one of its sides, it will cut the two other Sides Proportionally. LET DE be parallel to the side uc of the triangle ABC ; then will AD... | |
| Charles Hutton - 1816 - عدد الصفحات: 610
...10 each other as the rectangles of the sides which are about these equal angles. "j THEOREM LXXXII. If a Line be drawn in a Triangle Parallel to one of its sides,' it will cut the other Sides Proportionally. LET DE be parallel to the side BC of the triangle ABC ; then will AD . DB : :... | |
| 1816 - عدد الصفحات: 764
...BFE ; therefore the tiiangles ACB, BFE are to each otber .ts their altitudes. . THEOR. XXXVI. fy. 53. If a line be drawn in a triangle parallel to one of its fide*, it cuts the two other fides proportionally. I-et DE lie draw n parallel to BC ore of the fidrs... | |
| Charles Hutton - 1818 - عدد الصفحات: 646
...to each other ae the rectangles of the sides which are about these equal angles. THEOREM LXXXH. lf a Line be drawn in a Triangle Parallel to one of its sides, it will cut the other Sides Proportionally. LET DE be parallel to the side BC of the triangle ABC ; then will AD : DB : :... | |
| Charles Hutton - 1822 - عدد الصفحات: 616
...proportion to each other as the rectangles of the sides which are about these equal angles. THEOREM LXXXIL If a Line be drawn in a Triangle Parallel to one of its sides, it will cut the other Sides Proportionally. Let DE be parallel to the side BC of the triangle ABC ; then will AD : DB ; ;... | |
| Charles Hutton - 1825 - عدد الصفحات: 608
...LXXXII. If a Line be drawn in a Triangle Parallel to one of its sides, it will cut the other hides Proportionally. Let DE be parallel to the side BC of the triangle ABC ; then will AU : DB : : JIB: EC. For. dranr BE and CD. Then the triangles DBK. DCK, are eq;i,\I to ear.h other,... | |
| Charles Hutton - 1831 - عدد الصفحات: 632
...proportion to each other as the rectangles of the sides which are about these equal angles. THEOREM LXXXII. IF a line be drawn in a triangle parallel to one of...sides proportionally. Let DE be parallel to the side BO of the triangle ABC ; then will AD : UB : : AE : EC. For, draw BE and CD. Then the triangles DBE,... | |
| Charles Hutton - 1831 - عدد الصفحات: 660
...proportion to each other as the rectangles of the sides which arc about these equal angles. THEOREM 1..XXM1. IF a line be drawn in a triangle parallel to one of...sides, it will cut the other two sides proportionally, y ft ,'l'Let DE be parallel to the side вс of the A triangle ABC ; then will AD : DB : : AE : EC.... | |
| |