Mr. Holzshu's SOL 6.9, 6.10, 6.12, 6.13
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Central angle | an angle whose vertex is the center of a circle that equals a sum of 360 degrees.
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| Chord | a segment that has both endpoints on a circle
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| Circle | the set of points in a plane that are all the same distance from a given point called the center
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| Circle graph | a graph of data where the circle represents the whole
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| Compass | a geometric tool used to draw circles or arcs
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| Complementary angles | 2 angles that are complimentary if the sum of their measures is 90 degrees
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| Congruent angles | angles that have all the same length
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| congruent polygons | 2 polygons that are congruent if they have exactly the same shape and size
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| Congruent | sides have the same length
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| decagon | a polygon with ten congruent sides.
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| Diameter | a segment that passes through the center of a circle and has both endpoints
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| Equilateral triangle | a triangle with three congruent sides and three congruent angles.
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| hexagon | a polygon with 6 sides
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| intersecting lines | 2 or more lines that cross each other
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| irregular polygon | a plygon with sides that are not all congruent and/or angles that are not all congruent
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| isosceles triangle | a triangle with at least two congruent sides
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| Line | a series of points that extends in 2 opposite directions without end
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| Midpoint | the point that divides the segment into two segments of equal length
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| obtuse angle | an angle with a measure greater that 90 degrees and less than
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| obtuse triangle | a triangle with an obtuse angle
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| octagon | a polygon with 8 sides
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| 1 inch is about | 2.5 centimeters.
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| 1 foot is about | 30 centimeters.
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| 1 meter is a little longer than | a yard, or about 40 inches.
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| 1 mile is slightly farther than | 1.5 kilometers.
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| 1 kilometer is slightly farther than | half a mile.
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| 1 ounce is about | 28 grams.
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| 1 nickel has the mass of about | 5 grams.
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| 1 kilogram is a little more than | 2 pounds.
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| 1 quart is a little less than | 1 liter.
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| 1 liter is a little more than | 1 quart.
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| Water freezes at | 0°C and 32°F.
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| Water boils at | 100°C and 212°F.
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| Normal body temperature is about | 37°C and 98°F.
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| Room temperature is about | 20°C and 70°F.
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| Mass is the | amount of matter in an object.
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| Weight is the | pull of gravity on the mass of an object.
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| The mass of an object remains the same regardless of | its location.
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| The weight of an object changes dependent on | the gravitational pull at its location.
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| The perimeter of a polygon is the measure of | the distance around the polygon.
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| Circumference is the | distance around or perimeter of a circle.
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| The area of a closed curve is the | number of nonoverlapping square units required to fill the region enclosed by the curve.
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| The perimeter of a square whose side measures "s" | is 4 times s (P = 4s)
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| A square's area with side "s" is | side times side (A = s2).
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| The perimeter of a rectangle is the | sum of twice the length and twice the width [P = 2l + 2w
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| A rectangle's area is the | product of the length and the width (A = lw).
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| The value of pi is the | ratio of the circumference of a circle to its diameter.
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| The ratio of the circumference to the diameter of a circle is a constant value, | pi which can be approximated by measuring various sizes of circles.
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| The fractional approximation of pi is | 22/7.
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| The decimal approximation of pi is | 3.14.
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| The circumference of a circle is | the length of the outside of the circle.
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| The area of a circle is | the amount of square units needed to cover the entire circle.
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| The surface area of a rectangular prism is the | sum of the areas of all six faces ( ).
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| The volume of a rectangular prism is computed by | multiplying the area of the base, B, (length x width) by the height of the prism.
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| Congruent figures have exactly | the same size and the same shape.
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| Noncongruent figures may have the same shape but not | the same size.
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| The corresponding angles of congruent polygons have the | same measure, and the corresponding sides of congruent polygons have the same measure.
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| The determination of the congruence or noncongruence of two figures can be accomplished by | placing one figure on top of the other or by comparing the measurements of all sides and angles.
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| A quadrilateral is | a closed planar (two-dimensional) figure with four sides that are line segments.
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| A parallelogram is | a quadrilateral whose opposite sides are parallel and opposite angles are congruent.
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| A rectangle is | a parallelogram with four right angles.
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| Rectangles have special characteristics | (such as diagonals are bisectors) that are true for any rectangle.
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| To bisect means to | divide into two equal parts.
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| A square is | a rectangle with four congruent sides or a rhombus with four right angles.
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| A rhombus is | a parallelogram with four congruent sides.
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| A trapezoid is | a quadrilateral with exactly one pair of parallel sides. The parallel sides are called bases, and the nonparallel sides are called legs.
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| If the legs of a trapezoid have the same length, then the trapezoid is | an isosceles trapezoid.
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| A kite is | a quadrilateral with two pairs of adjacent congruent sides. One pair of opposite angles is congruent.
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| Quadrilaterals can be classified by the number of | parallel sides:
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| a parallelogram, rectangle, rhombus, and square each have | two pairs of parallel sides;
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| a trapezoid has only one pair of | parallel sides; other quadrilaterals have no parallel sides.
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| a rectangle has | four 90° angles;
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| a trapezoid may have | zero or two 90° angles.
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| a rhombus has | four congruent sides; a square, which is a rhombus with four right angles, also has four congruent sides; a parallelogram and a rectangle each have two pairs of congruent sides.
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| The sum of the measures of the angles of a quadrilateral is | 360°.
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Created by:
erichholzshu
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