Concrete Geometry for BeginnersAmerican Book Company, 1895 - 201 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 15.
Σελίδα 4
... Supplement and complement , rhomboid and rhombus , trapezoid and trapezium , are separated in presentation , with ... supplementary work for beginners in demonstra- tive geometry or for a rapid preliminary drill for such students . Too ...
... Supplement and complement , rhomboid and rhombus , trapezoid and trapezium , are separated in presentation , with ... supplementary work for beginners in demonstra- tive geometry or for a rapid preliminary drill for such students . Too ...
Σελίδα 29
... supplement of an angle of 100 ° ? ― NOTE . Two angles which together equal 180 ° are said to be Supplements of each other . Two arcs which together equal a semi- circumference are Supplements of each other . 24. What is the supplement ...
... supplement of an angle of 100 ° ? ― NOTE . Two angles which together equal 180 ° are said to be Supplements of each other . Two arcs which together equal a semi- circumference are Supplements of each other . 24. What is the supplement ...
Σελίδα 30
... supplement of an arc of 68 ° ? 29. If the angle ABC is 50 ° , how many degrees are in the angle formed by prolong ... supplement has . 31. Measure the angles formed by the branching from the main stem of different plants , and determine ...
... supplement of an arc of 68 ° ? 29. If the angle ABC is 50 ° , how many degrees are in the angle formed by prolong ... supplement has . 31. Measure the angles formed by the branching from the main stem of different plants , and determine ...
Σελίδα 33
... supplement of an angle of 70 ° exceed its complement ? An angle of 80 ° ? Any angle of less than 90 ° ? 56. If AB and CD are perpendicular to each other , what part of the circle is the plane fig- What ure OCB ? Cut out and fold a ...
... supplement of an angle of 70 ° exceed its complement ? An angle of 80 ° ? Any angle of less than 90 ° ? 56. If AB and CD are perpendicular to each other , what part of the circle is the plane fig- What ure OCB ? Cut out and fold a ...
Σελίδα 37
... supplement of ABD ? Looking along CBD , what is the supplement of ABD ? Are those angles then equal ? 86. If ABD = 150 ° , what is DBE ? What is ABC ? 87. If the angle CBE equaled 130 ° , how many degrees would there be in each of the ...
... supplement of ABD ? Looking along CBD , what is the supplement of ABD ? Are those angles then equal ? 86. If ABD = 150 ° , what is DBE ? What is ABC ? 87. If the angle CBE equaled 130 ° , how many degrees would there be in each of the ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
12 inches 20 inches 9 inches altitude angle ABC angles formed apothem arc BC area and perimeter base angle bisects chord circle whose diameter circle whose radius circumference complementary angles contains cube decagon decimeters diagonal divided Draw a circle Draw a rectangle edge equal sides equilateral triangle exterior angles Find each side find its area Find the area Find the length Find the number Find the perimeter Find the ratio Find the sum geometric principle greater homologous sides hypotenuse inches long inches longer inclosed inscribed inscribed angle interior isosceles triangle longer sides meters middle point millimeters NOTE number of degrees parallel parallelogram parallelopiped pentagon perim perpendicular plane figure radii regular hexagon regular polygon rhomboid rhombus right angle right triangle scalene triangle sector semicircle shorter sides show the truth square feet square inches straight line surface tangent trapezium trapezoid triangle whose base twice vertex vertical angle width
Δημοφιλή αποσπάσματα
Σελίδα 82 - If two triangles have two sides and the included angle of one equal respectively to two sides and the included angle of the other, the triangles are equal.
Σελίδα 20 - A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center.
Σελίδα 173 - The square of the sum of two numbers is equal to the square of the first, plus twice the product of the first and the second, plus the square of the second.
Σελίδα 177 - Pythagoras' theorem states that the square of the length of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the lengths of the other two sides.
Σελίδα 101 - Hence, the area of a trapezoid is equal to the product of its altitude by the line connecting the middle points of the sides which are not parallel.
Σελίδα 132 - A Polygon of three sides is called a Triangle; of four sides, a Quadrilateral; of five sides, a Pentagon ; of six sides, a Hexagon, etc.