Plane Geometry: With Problems and ApplicationsAllyn and Bacon, 1910 - 280 σελίδες |
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Σελίδα 8
... respectively by the symbols , ' , " . Thus , an angle of 20 ° 45 ' 30 " . A straight angle is therefore an angle of 180 ° and a perigon is an angle of 360 ° . 18. Angles are measured by means of an instrument called a protractor , which ...
... respectively by the symbols , ' , " . Thus , an angle of 20 ° 45 ' 30 " . A straight angle is therefore an angle of 180 ° and a perigon is an angle of 360 ° . 18. Angles are measured by means of an instrument called a protractor , which ...
Σελίδα 14
... respectively to two sides and the included angle of the other , the triangles are congruent . This may be shown by the following argument : A BA B ' Let ABC and A'B'C ' be two triangles in which AB = A'B ' , AC A'C ' , and ZA ZA ' . We ...
... respectively to two sides and the included angle of the other , the triangles are congruent . This may be shown by the following argument : A BA B ' Let ABC and A'B'C ' be two triangles in which AB = A'B ' , AC A'C ' , and ZA ZA ' . We ...
Σελίδα 15
... respectively to two sides of the other , and if so compare the included angles . 3. Could two sides of one triangle be equal respectively to two sides of another and still the triangles not be congruent ? Illustrate by constructing two ...
... respectively to two sides of the other , and if so compare the included angles . 3. Could two sides of one triangle be equal respectively to two sides of another and still the triangles not be congruent ? Illustrate by constructing two ...
Σελίδα 16
... respectively to two angles and the in- cluded side of the other , the triangles are congruent . This is shown by the following argument : C ' Α B A ' B ' Let ABC and A'B'C ' be two triangles in which △ A = ZA ' , B = B ' , and AB = A'B ...
... respectively to two angles and the in- cluded side of the other , the triangles are congruent . This is shown by the following argument : C ' Α B A ' B ' Let ABC and A'B'C ' be two triangles in which △ A = ZA ' , B = B ' , and AB = A'B ...
Σελίδα 25
... respectively to the angles of the other , will the triangles neces- sarily be congruent ? 4. If two different triangles are constructed with the same sides , how will they be related ? Why ? 5. Construct an equilateral triangle . Use ...
... respectively to the angles of the other , will the triangles neces- sarily be congruent ? 4. If two different triangles are constructed with the same sides , how will they be related ? Why ? 5. Construct an equilateral triangle . Use ...
Άλλες εκδόσεις - Προβολή όλων
Plane Geometry With Problems and Applications H. E. Slaught Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD accompanying design altitude apothem arcs area bounded axes of symmetry axioms base and altitude bisectors bisects central angle chord circumference congruent corresponding sides definite diagonal diameter divided Draw drawn equal angles equal circles equilateral triangle EXERCISES exterior angle feet Find the area Find the locus Find the radius fixed point geometric Give the proof given circle given point given triangle greater Hence hypotenuse inscribed intersect isosceles triangle length line-segment measure meet middle points number of sides Outline of Proof parallel lines parallelogram perimeter perpendicular proof in full Prove quadrilateral radii ratio rectangle regular dodecagon regular hexagon regular octagon regular polygon regular triangle respectively rhombus right angle right triangle secant semicircle Show shown straight angle straight line strip subtend SUGGESTION tangent THEOREM tile trapezoid triangle ABC unit vertex vertices width
Δημοφιλή αποσπάσματα
Σελίδα 215 - If two triangles have two sides of the one equal to two sides of the other...
Σελίδα 35 - An exterior angle of a triangle is equal to the sum of the two opposite interior angles.
Σελίδα 22 - Any side of a triangle is less than the sum of the other two sides...
Σελίδα 113 - Sines that the bisector of an angle of a triangle divides the opposite side into parts proportional to the adjacent sides.
Σελίδα 273 - This textbook may be borrowed for two weeks, with the privilege of renewing it once. A fine of five cents a day is incurred by failure to return a book on the date when it is due. The Education Library is open from 9 to 5 daily except Saturday when it closes at 12.30.
Σελίδα 52 - 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.
Σελίδα 174 - 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.
Σελίδα 153 - 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 219 - Find the locus of a point such that the difference of the squares of its distances from two fixed points is a constant.
Σελίδα 202 - The area of a rectangle is equal to the product of its base and altitude.