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Stack #38789
Question | Answer |
---|---|
flat perfectly round shape | circle |
the middle point of a circle | center |
a line segment through the center of a circle with endpoints on the circle | diameter |
a line segment from the center of a circle to a point on the circle | radius |
a line segment from one point to another point on the circle | chord |
an instrument used to draw circles | compass |
the outer edge of a circle or the lengthof this edge | circumference |
the distance around the edge of a shape or an area It can be found by adding the lengths of all the sides of a polygon | perimeter |
the amount of surface within a given boundary, measured in square units. In a rectangle it can be found by multiplying the length times the width | area |
the amount of space taken up by a 3 dimensional shape, measured in cubit units. To figure out this for a rectangular prism, multliply the length by its width by its heigh | volume |