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20
×
If ABDE is a rectangle and BC=DC, prove AC=EC using a two-column proof.
(check student work)
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monster
Reset all scores!
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magnet
Take 25 points!
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rocket
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thief
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25
10
×
Always, Sometimes or Never: A parallelogram is _______________ a square.
Sometimes
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15
×
In rhombus WXYZ, WX=7a+1, VZ=3a, & WZ=9a-6. Find WV rounded to the nearest tenth.
WV = 23.2
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10
×
Always, sometimes or never: A square is _______________ a trapezoid.
Never
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lifesaver
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rocket
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shark
Other team loses 25 points!
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lifesaver
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20
×
Find the x-value(s) that makes the figure an isosecles trapezoid.
x = 3 and x = -3
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10
×
What is the sum of each exterior angle of a pentagon?
72 degrees
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15
×
JKLM is a parallelogram. Solve for x and y.
x = 44 and y = 16
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10
×
Find x.
x = 3
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heart
Other team wins 25 points!
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gift
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fairy
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25
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thief
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20
×
What is the most specific name for the quadrilateral with endpoints A(-7,4), B(8,7), C(10,-3), and D(-5,-6)?
Rectangle
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10
×
What is the sum of the exterior angles of a dodecagon?
360 degrees
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10
×
Always, sometimes or never: A rhombus is _______________ a parallelogram.
Always
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10
×
What is the measure of each interior angle of a regular 15-gon?
156 degrees
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10
×
The sum of the interior angles of a polygon is 1,620 degrees. How many sides does the polygon have?
11 sides
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