Plane GeometryCharles E. Merrill Company, 1904 - 372 σελίδες |
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Αποτελέσματα 1 - 5 από τα 100.
Σελίδα 18
... Draw a straight line . A curved line . A broken line . Ex . 2. Which of the capital letters of the alphabet are straight , which curved , which broken , which curved and straight lines combined ? Ex . 3. Draw an acute angle . An obtuse ...
... Draw a straight line . A curved line . A broken line . Ex . 2. Which of the capital letters of the alphabet are straight , which curved , which broken , which curved and straight lines combined ? Ex . 3. Draw an acute angle . An obtuse ...
Σελίδα 19
... Draw a figure illustrating this and name the angles . Ex . 16. How many angles are formed if four lines meet ( but do not intersect ) at a point in a plane ? Ex . 17. How many degrees are in an angle which equals twice its complement ...
... Draw a figure illustrating this and name the angles . Ex . 16. How many angles are formed if four lines meet ( but do not intersect ) at a point in a plane ? Ex . 17. How many degrees are in an angle which equals twice its complement ...
Σελίδα 26
... Draw three straight lines and denote them by l , m , and n . Then draw a line l + m — n , and also a line 1-2m + 3n . PROPERTIES OF LINES INFERRED IMMEDIATELY 64. If two straight lines have two points in common , the lines coincide ...
... Draw three straight lines and denote them by l , m , and n . Then draw a line l + m — n , and also a line 1-2m + 3n . PROPERTIES OF LINES INFERRED IMMEDIATELY 64. If two straight lines have two points in common , the lines coincide ...
Σελίδα 30
... drawn cutting off on the given line equal segments from the foot of the perpendicular , the oblique lines are equal and make equal angles with the perpendicular . D A- Q R Given a line AB with CD 1 to it at the point C , and PR and PQ drawn ...
... drawn cutting off on the given line equal segments from the foot of the perpendicular , the oblique lines are equal and make equal angles with the perpendicular . D A- Q R Given a line AB with CD 1 to it at the point C , and PR and PQ drawn ...
Σελίδα 31
... drawn to the line . R P 4 ¡ Q B Given the straight line AB , P any point without AB , PQ LAB , and PR any other line drawn from P to AB . To prove that PR is not 1 AB . Proof . Produce PQ to P ' making QP'PQ . Draw RP ' . Then RQ 1 PP ...
... drawn to the line . R P 4 ¡ Q B Given the straight line AB , P any point without AB , PQ LAB , and PR any other line drawn from P to AB . To prove that PR is not 1 AB . Proof . Produce PQ to P ' making QP'PQ . Draw RP ' . Then RQ 1 PP ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD acute angle adjacent angles altitude apothem base bisects chord circumference circumscribed circumscribed circle coincide construct a square Construct a triangle denoted diagonal diameter divided draw a line equal angles equal circles equiangular polygon equidistant equilateral triangle EXERCISES exterior angle figure Find the area Find the radius geometric given angle given circle given line given point given triangle greater Hence homologous sides hypotenuse inscribed angle inscribed polygon intersect isosceles trapezoid isosceles triangle LAOB length Let the pupil line drawn median method midpoint number of sides parallel lines parallelogram perimeter plane PROBLEM produced Prop pupil supply Q. E. D. Ex Q. E. D. PROPOSITION quadrilateral radii ratio rectangle regular inscribed regular polygon rhombus right angles right triangle secant segments tangent THEOREM third side trapezoid triangle ABC vertex vertex angle vertices
Δημοφιλή αποσπάσματα
Σελίδα 82 - Prove analytically that the medians of a triangle meet in a point. 70. Prove analytically that the perpendiculars from the vertices of a triangle to the opposite sides meet in a point.
Σελίδα 88 - The median to the base of an isosceles triangle is perpendicular to the base.
Σελίδα 103 - PERIPHERY of a circle is its entire bounding line ; or it is a curved line, all points of which are equally distant from a point within called the center.
Σελίδα 211 - If from a point without a circle a secant and a tangent are drawn, the tangent is the mean proportional between the whole secant and its external segment.
Σελίδα 78 - The line joining the midpoints of two sides of a triangle is parallel to the third side and equal to one-half of it.
Σελίδα 103 - A chord is a straight line joining the extremities of an arc.
Σελίδα 47 - If two triangles have two sides of one equal respectively to two sides of the other...
Σελίδα 114 - In the same circle or in equal circles, if two chords are unequal, they are unequally distant from the center, and the greater chord is at the less distance.
Σελίδα 315 - Find the area of a regular hexagon inscribed in a circle whose diameter is twelve inches.
Σελίδα 241 - If two triangles have an angle of one equal to an angle of the other, and...