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the length of the boundary of a region |
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the process of iterating a unit over a quantity |
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The perimeter of a polygon is the ______. |
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sum of the lengths of its sides |
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What formula is this for? h=height b=base P=2b+2h |
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the perimeter of a rectangle |
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the number of square units in the interior of a figure |
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What is the formula for the area of a rectangle with b=base and h=height? |
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regions are _____ if a point in the interior of one region is not in the interior of another region |
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What is the following postulate called: If a figure is made up of nonoverlapping regions, then the area of the figure is the sum of the area of the regions. |
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What is the formula for the area of a triangle if the area is half the area of a rectangle with the same base and height? |
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Congruent triangles remain the same size and shape no matter how they are orientated and have the same ___. |
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a perpendicular line segment that extends from a vertex to a line containing the base opposite that vertex |
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What is the formula for a parallelogram? What is the difference between the formula for a parallelogram and the formula for a rectangle? |
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A=bh The height of a nonrectangular parallelogram is not one of the sides of the figure. |
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What is the formula for the following? A=1/2(b1+b2)h |
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a polygon with four sides |
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a quadrilateral with both pairs of opposite sides parallel |
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a quadrilateral with just one pair of opposite sides parallel |
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a parallelogram with four right angles |
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a parallelogram with four congruent sides |
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a parallelogram with four right angles and four congruent sides |
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The formula for the area of a parallelogram is the same as the formula for a rectangle, but the difference is that the height of a nonrectangular parallelogram is _____. |
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not one of the sides of the figure |
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The ___ of a trapezoid are its two parallel sides. The ___ of a trapezoid are its nonparallel sides. |
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What is the formula for the area of a trapezoid? |
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