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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| Acute triangle | A triangle that measures 89 degree or less.
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| Adjacent angles | Two angles that share a common vertex, common side, and do not overlap.
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| Base | A prism with at least one of the two parallel congruent faces.
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| Center | The middle of the circle.
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| Circle | The set of all points in a plane that are the same distance from a given point called the center.
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| Circumference | The distance around the circle.
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| Complementary angles | Two angles that will equal 90 degree.
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| Composite figure | A figure made up of 2 or more shapes.
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| Cone | A figure with a circular base connected by a curved side to a single vertex.
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| Congruent | Vertical angles that have the same measure.
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| Congruent segements | Sides of a triangle with the same length.
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| Coplanar | Lines or planes that are connected.
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| Cross sections | The intersection of a solid and a plane.
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| Cylinder | A 3-D figure with two parallel congruent circular bases connected by a curved surface.
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| Diagonal | A line segment that connects two nonconsecutive vertices.
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| Diameter | The distance across a circle through it's center.
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| Edge | The line segment where two faces of a polyhedron intersect.
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| Equilateral triangle | A triangle having three congruent sides.
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| Faces | A flat surface of a polyhedron.
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| Isosceles triangle | A triangle with at least two congruent sides.
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| Lateral face | Any flat surface that is not a base.
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| Lateral surface area | The sum of the areas of the lateral faces of a solid.
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| Obtuse triangle | A triangle with one obtuse angle (obtuse angle=91+ degree.
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| Pi | The ratio of the circumference of a circle to it's diameter. The Greek letter PI represents this number. The value is 3.1415926... or 3.14 or 22/7.
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| Plane | A 2-D flat surface that extends in all directions.
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| Polyhedron | A 3-D figure with faces that are polygons.
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| Prism | A polyhedron with two parallel congruent faces called bases.
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| Pyramid | A polyhedron with one base that is a polygon and three or more triangular faces that meet at a common vertex.
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| Radius | The distance from the center of a circle to any point on the circle.
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| Regular Pyramid | A pyramid whose base is a regular polygon and in which the segment from the vertex to the center of the base is the altitude.
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| Right triangle | A triangle having one right angle.
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| Scale model | A model used to represent objects that are too large or too small to be built at actual size.
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| Scalene triangle | A triangle having no congruent sides.
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| Semicircle | Half of a circle.
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| Slant height | The height of each lateral face.
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| Supplementary angles | Two Angles that add up to 180 degree.
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| Surface area | The sum of the areas of all the surfaces (faces) of a 3-D figure.
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| Triangle | A figure with three sides and three angles.
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| Vertex | The common endpoint of the rays forming the angle.
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| Vertical angles | Opposite angles formed by the intersection of two lines.
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| Volume | The measure of the space occupied by a solid.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Robwise1738
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