Ch. 12 Flashcards

1
Q

Polygon

A

A closed figure

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2
Q

Triangle

A

A plane figure with three straight sides and 3 straight figures

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3
Q

Quadrilateral

A

A four sided figure

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4
Q

Pentagon

A

A polygon with five sides

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5
Q

Hexagon

A

A polygon with six sides and angles

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6
Q

Octagon

A

A polygon with 8 sides

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7
Q

Congruent

A

Identical in form

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8
Q

Acute triangle

A

A triangle with 3 acute angles

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9
Q

Obtuse triangle

A

A triangle with one obtuse angle

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10
Q

Right triangle

A

A triangle with a right angle

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11
Q

Equilateral triangle

A

A triangle with three equal sides

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12
Q

Scalene triangle

A

A triangle with three unequal sides

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13
Q

Isosceles triangle

A

One unequal side and two congruent sides

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14
Q

Trapezoid

A

A quadrilateral with only one pair of parallel sides

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15
Q

Parallelogram

A

A four sided plane rectangles figure with opposite sides parallel

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16
Q

Rectangle

A

A plane figure with four straight sides and four right angles especially one with unequal sides

17
Q

Rhombus

A

a parallelogram with opposite equal acute angles, opposite equal obtuse angles, and four equal sides.

18
Q

Square

A

a plane figure with four equal straight sides and four right angles.

19
Q

Base

A

The lowest part of an edge of something especially the part on which it rests or is supported

20
Q

Unit cube

A

a three dimensional cube with six surfaces each one cubic unit

21
Q

Cubic unit

A

The volume of a shape

22
Q

Volume

A

The measurement of the space in side a solid figure