Plane Geometry: With Problems and ApplicationsAllyn and Bacon, 1910 - 280 sider |
Inni boken
Resultat 1-5 av 100
Side 9
... drawn from a point in a straight line so that the two angles thus formed are equal , each angle is called a right angle , and the ray is said to be D perpendicular to the line . Perpendicular Thus , if ≤1 = ≤2 , each angle is a right ...
... drawn from a point in a straight line so that the two angles thus formed are equal , each angle is called a right angle , and the ray is said to be D perpendicular to the line . Perpendicular Thus , if ≤1 = ≤2 , each angle is a right ...
Side 10
... drawn on the same side of BD ? Does the answer to this question depend upon the answers to the questions in Ex . 4 ? How ? 5. Pick out three acute angles , three right angles , and three obtuse angles in the figure on page 4 . TRIANGLES ...
... drawn on the same side of BD ? Does the answer to this question depend upon the answers to the questions in Ex . 4 ? How ? 5. Pick out three acute angles , three right angles , and three obtuse angles in the figure on page 4 . TRIANGLES ...
Side 19
... Draw the segment cc ' . From the data given , how can § 37 be used to show that in △ ACC ' 21 = < 2 ? Use the same ... drawn from the vertex of an isosceles triangle to the middle point of the base bisects the vertex angle and is ...
... Draw the segment cc ' . From the data given , how can § 37 be used to show that in △ ACC ' 21 = < 2 ? Use the same ... drawn from the vertex of an isosceles triangle to the middle point of the base bisects the vertex angle and is ...
Side 20
... drawn , and the compasses are used in laying off equal line - segments and also in constructing arcs of circles ... draw an arc m , and with B as a center draw an arc n meeting the arc m in the point c . Then every point in the arc m is ...
... drawn , and the compasses are used in laying off equal line - segments and also in constructing arcs of circles ... draw an arc m , and with B as a center draw an arc n meeting the arc m in the point c . Then every point in the arc m is ...
Side 24
... draw an arc cutting the line l in two points , A and B. With A and B as centers , and with equal radii , draw the arcs m and n intersecting in c . Draw the line PC cutting I in the point D. Then the line PC is the perpendicular sought ...
... draw an arc cutting the line l in two points , A and B. With A and B as centers , and with equal radii , draw the arcs m and n intersecting in c . Draw the line PC cutting I in the point D. Then the line PC is the perpendicular sought ...
Andre utgaver - Vis alle
Plane Geometry: With Problems and Applications Herbert Ellsworth Slaught,Nels Johann Lennes Uten tilgangsbegrensning - 1910 |
Plane Geometry: With Problems and Applications Herbert Ellsworth Slaught,Nels Johann Lennes Uten tilgangsbegrensning - 1910 |
Vanlige uttrykk og setninger
ABCD acute angle adjacent angles altitude angle formed angles are equal apothem axes of symmetry axioms base bisects central angle chord circle tangent circumscribed coincide congruent corresponding sides Definition diagonal diameter distance divided dodecagon Draw drawn equal angles equal circles equiangular equilateral triangle EXERCISES exterior angle figure Find the area Find the locus Find the radius fixed point geometric Give the proof given point given segment given triangle Hence hypotenuse hypothesis inches inscribed intersection isosceles trapezoid isosceles triangle length line-segment measure meet middle points number of sides Outline of Proof parallel lines parallelogram perigon perimeter plane proof in full quadrilateral radii ratio rectangle regular hexagon regular octagon regular polygon rhombus right angles right triangle secant semicircle Show shown square straight angle straight line subtend SUGGESTION THEOREM trapezoid triangle ABC vertex vertices width ᎠᏴ
Populære avsnitt
Side 223 - If two triangles have two sides of the one equal to two sides of the other...
Side 41 - An exterior angle of a triangle is equal to the sum of the two opposite interior angles.
Side 121 - Sines that the bisector of an angle of a triangle divides the opposite side into parts proportional to the adjacent sides.
Side 60 - The straight line joining the middle points of two sides of a triangle is parallel to the third side and equal to half of it 46 INTERCEPTS BY PARALLEL LINES.
Side 182 - The areas of two regular polygons of the same number of sides are to each other as the squares of their radii, or as the squares of their apothems.
Side 161 - 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.
Side 227 - Find the locus of a point such that the difference of the squares of its distances from two fixed points is a constant.
Side 210 - The area of a rectangle is equal to the product of its base and altitude.
Side 31 - Kuclid divided unproved propositions into two classes: axioms, or "common notions," which are true of all things, such as, " If things are equal to the same thing they are equal to each other"; and postulates, which apply only to geometry, such as,