Chauvenet's Treatise on Elementary GeometryJ.B. Lippincott, 1888 - 322 σελίδες |
Άλλες εκδόσεις - Προβολή όλων
Chauvenet's Treatise on Elementary Geometry William Chauvenet,William Elwood Byerly Πλήρης προβολή - 1887 |
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD adjacent angles allel angle AOB angle BAC angles are equal apothem arc AC BC² bisector bisects called centre chord circum circumference coincide Corollary Definition diagonals diameter dicular distance divided draw equal angles equally distant exterior angle ference figure four right angles geometry given angle given point given straight line greater hence homologous sides hypotenuse inscribed inscribed angle intercepted arcs less Let ABC measured by one-half middle point number of sides oblique lines one-half the arc opposite sides parallel to BC parallelogram pendicular perimeter perpen perpendicular points of intersection produced proportion PROPOSITION quadrilateral quantities radii radius ratio rectangle regular polygon rhombus right angles right triangles Scholium secant line segment semi-circumference side AC sides are equal square straight line drawn symmetrical with respect tangent theorem triangle ABC triangles are equal vertex
Δημοφιλή αποσπάσματα
Σελίδα 201 - Three lines are in harmonical proportion, when the first is to the third, as the difference between the first and second, is to the difference between the second and third ; and the second is called a harmonic mean between the first and third. The expression 'harmonical proportion...
Σελίδα 31 - The perpendicular is the shortest line that can be drawn from a point to a straight line. Let PC be the perpendicular, and PD any oblique line, from the point P to the line AB. Then PC < PD. For, produce PC to P', making CP
Σελίδα 201 - Words, Facts, and Phrases : A Dictionary of Curious, Quaint, and Out-of-the-Way Matters. By ELIEZER EDWARDS.
Σελίδα 120 - Any side of a spherical triangle is less than the sum of the other two.
Σελίδα 81 - A truncated triangular prism is equivalent to the sum of three pyramids whose common base is the base of the prism, and whose vertices are the three vertices of the inclined section.
Σελίδα 92 - Every point in the bisector of an angle is equally distant from the sides of the angle...
Σελίδα 58 - An angle formed by a tangent and a chord is measured by one-half the intercepted arc.