zMath 160  - Unit 17: Geometry: Lines, Diagonals and Planes; Polygons and Quadrilaterals

Geometry Vocabulary


1)

Name the geometric figure illustrated.


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2)

Name the geometric figure illustrated.


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3)

Name the geometric figure illustrated.


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4)

Name the geometric figure illustrated.


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5)

Name the geometric figure illustrated.


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6)

Name the geometric figure illustrated.


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7)

Name the geometric figure illustrated.


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8)

Identify the geometric figure by counting the sides of the polygon.


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9)

Identify the geometric figure by counting the sides of the polygon.


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10)

Identify the geometric figure by counting the sides of the polygon.


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Diagonals


11)

Draw an octagon. (It does not have to be a regular octagon, one where all the sides measure the same length.) Draw all the non-overlapping diagonals that can be found in an octagon. How many diagonals did you find?


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Quadrilaterals

For problems #12 through #14 state a quadrilateral that has the given properties. Choose from square, rectangle, and parallelogram. There may be more than one answer.


12)

Both pairs of opposite sides are congruent and parallel.


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13)

Both pairs of opposite sides are congruent and parallel and all angles measure 90 degrees.


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14)

All sides are congruent and all angles are right angles.


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Graphing Polygons and Quadrilaterals

Using graph paper, graph the following points. (–4,2), (1,2), (1,–1), and (–4,–1). Use this information to answer questions 15-17.


15)

What shape does this graph make?


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16)

What is the perimeter?


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17)

What is the area?


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Planes: Intersecting, Parallel, Perpendicular


18)

What kind of planes do the tinted glass panels represent, parallel or perpendicular?


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19)

The front and side of the box meet to form what kind of planes, parallel or perpendicular?


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20)

What is the measure of the arrow to the nearest eighth of an inch.


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21)

Write 3/16 as a terminal decimal.


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22)

Write 5/12 as a repeating decimal rounded to the nearest thousandth (three decimal places).


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23)

Find the cross products for these equivalent fractions.


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24)

Write 3/8% as a fraction.


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25)

Elisha has 25 pairs of earrings. She is going to donate 20% of her earrings to Good Will for Christmas. How many pairs of earrings is she going to give away?


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26)

Click here to print out the triangle and measure its angles and measure the length of the sides to the nearest eighth of an inch. Fill in the blanks in the order given.


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27)

Classify the triangle in #26 by both the length of its sides and the size of its angles.


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