Plane GeometryD. C. Heath, 1915 - 309 σελίδες |
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD acute angle adjacent angles adjoining figure altitude angles are equal apothem base bisector bisects central angle chord circle of radius circumscribed polygons Conclusion congruent Construct a triangle Determine diagonals diameter divide Draw drawn equal angles equal circles equal respectively equal sides equidistant equilateral triangle extended exterior angle geometry given circle given point given segment given triangle Hence homologous sides hypotenuse Hypothesis intersect isosceles trapezoid isosceles triangle length mean proportional median meeting AC mid-point Note number of sides opposite sides parallel parallelogram pentagon perigon perimeter perpendicular perpendicular-bisector PROPOSITION quadrilateral radii ratio rectangle regular inscribed polygons regular polygon rhombus right angle right triangle secant similar triangles straight angle straight line Suggestion Suggestions.-1 Supplementary Exercises tangent THEOREM trapezoid triangle ABC triangle equal Try to prove vertex ZAOB
Δημοφιλή αποσπάσματα
Σελίδα 166 - The sum of the squares of the two legs of a right triangle is equal to the square of the hypotenuse.
Σελίδα 207 - The areas of two similar triangles are to each other as the squares of any two homologous sides.
Σελίδα 166 - The square of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides.
Σελίδα 83 - If two sides of a triangle are unequal, the angles opposite are unequal, and the greater angle is opposite the greater side.
Σελίδα 170 - If two polygons are composed of the same number of triangles, similar each to each and similarly placed, the polygons are similar.
Σελίδα 105 - A tangent to a circle is perpendicular to the radius drawn to the point of contact.
Σελίδα 86 - If two triangles have two sides of one equal, respectively, to two sides of the other...
Σελίδα 204 - 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.
Σελίδα 299 - Prove that an equiangular polygon inscribed in a circle is regular if the number of sides is odd. Ex.
Σελίδα 194 - Two rectangles are to each other as the products of their bases and altitudes. For if R = a6, and R