Mathews' Euclid examination papers ... on Euc. i.-iv |
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Αποτελέσματα 1 - 5 από τα 8.
Σελίδα 126
... obtuse - angled triangles , if a perpendicular be drawn from either of the acute angles to the opposite side pro- duced , the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse ...
... obtuse - angled triangles , if a perpendicular be drawn from either of the acute angles to the opposite side pro- duced , the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse ...
Σελίδα 128
... obtuse- angled triangle . 4. Inscribe an equilateral and equiangular pentagon in a given circle . Show that the circles , each of which touches two sides at the extremities of a third , meet in a point . Given the inscribed and ...
... obtuse- angled triangle . 4. Inscribe an equilateral and equiangular pentagon in a given circle . Show that the circles , each of which touches two sides at the extremities of a third , meet in a point . Given the inscribed and ...
Σελίδα 135
... angles to this straight line , through its intersection with the tangent at the common point , passes through the ... obtuse angle with it , C the centre of the circle , and if BD meet the circle in E , and BC meet the nearer part of ...
... angles to this straight line , through its intersection with the tangent at the common point , passes through the ... obtuse angle with it , C the centre of the circle , and if BD meet the circle in E , and BC meet the nearer part of ...
Σελίδα 141
... obtuse angle of an obtuse - angled triangle , the sides containing the obtuse angle , and the segment lying in either one of these sides produced and intercepted between the per- pendicular drawn from the opposite acute angle upon the ...
... obtuse angle of an obtuse - angled triangle , the sides containing the obtuse angle , and the segment lying in either one of these sides produced and intercepted between the per- pendicular drawn from the opposite acute angle upon the ...
Σελίδα 155
... obtuse angled triangles , if a perpendicular be drawn from either of the acute angles to the opposite side produced , the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle ...
... obtuse angled triangles , if a perpendicular be drawn from either of the acute angles to the opposite side produced , the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle ...
Συχνά εμφανιζόμενοι όροι και φράσεις
acute angle angle contained angle equal angled triangle angular points base centre chord circle are equal circle described circumference cuts the circle Describe a square diameter draw a straight equal circles equal in area equilateral triangle exterior angle fixed circle given circle given point given square given straight line given triangle half the line hypothenuse Inscribe a circle isosceles triangle line be divided line be drawn line is equal LONDON SCHOOL BOARD London University MATRICULATION middle points Notes of Lessons obtuse angle opposite angles opposite sides parallel straight lines parallelogram are equal perpendicular point of contact proposition prove Pupil Teachers quadrilateral figure rectangle contained rectilineal figure rhombus right angles right-angled triangle segment side subtending sides containing sides equal square on half squares described straight line intercepted straight lines cut student tangents theorem third angle touch a circle triangle the square twice the rectangle vertex whole line
Δημοφιλή αποσπάσματα
Σελίδα 160 - If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz.
Σελίδα 154 - If, from the ends of the side of a triangle, there be drawn two straight lines to a point within the triangle, these shall be less than, the other two sides of the triangle, but shall contain a greater angle. Let...
Σελίδα 184 - If a straight line touch a circle, and from the point of contact a chord be drawn, the angles which this chord makes with the tangent are equal to the angles in the alternate segments.
Σελίδα 156 - A tangent to a circle is perpendicular to the radius drawn to the point of contact.
Σελίδα 182 - IF a side of any triangle be produced, the exterior angle is equal to the two interior and opposite angles ; and the three interior angles of every triangle are equal to two right angles.
Σελίδα 153 - Any two sides of a triangle are together greater than the third side.
Σελίδα 167 - THE angles at the base of an isosceles triangle are equal to one another : and, if the equal sides be produced, the angles upon the other side of the base shall be equal.
Σελίδα 164 - AB be the given straight line ; it is required to divide it into two parts, so that the rectangle contained by the whole, and one of the parts, shall be equal to the square of the other part.
Σελίδα 130 - To describe an isosceles triangle, having each of the angles at the base double of the third angle.
Σελίδα 154 - Straight lines which are parallel to the same straight line are parallel to one another. Triangles and Rectilinear Figures. The sum of the angles of a triangle is equal to two right angles.