2nd semester final jeopardy review game mach2015
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Transcript of 2nd semester final jeopardy review game mach2015
Title of Review
Fill-in-the-blank
Missing Angles
Multiple ChoiceTrue/False
2 222
4 444
6 666
8 888
10 101010
Final Question
True or False2 Points
Answer
AAA and ASA are two shortcuts for showing that two trianglesare congruent.
True or False2 Points
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False – AAA is not a congruency shortcut.. It’s roadside assistance
True or False4 Points
Answer
The area of a trapezoid is equal to the product of the height and the
length of the midsegment.
True or False4 Points
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True – the midsegment of a trapezoid is the average of the bases or .
True or False6 Points
Answer
In a 30°-60°-90° triangle, the side opposite the angle with measure 60°is half the length of the hypotenuse.
True or False6 Points
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False – The side opposite the 30 degree angle is half of the hypotenuse. The side opposite the 60 degree angle is the shortest side times the square root of 3.
True or False8 Points
Answer
If the corresponding surface areas of two similar prisms are in the ratio 16 to 49, then their volumes are in the ratio to .
True or False8 Points
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v
True or False10 Points
Answer
A polygon with 40 sides has 740 diagonals.
True or False10 Points
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Fill In The Blank2 Points
Answer
If a point is on the perpendicular bisector of a segment, then it is __________ from the endpoints.
Fill-in-the-Blank2 Points
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If a point is on the perpendicular bisector of a segment, then it is equidistant from the endpoints.
Fill-in-the-Blank4 Points
Answer
The sum of the lengths of any two sides of a triangle is ____
than the length of the third side.
Fill-in-the-Blank4 Points
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The sum of the lengths of any two sides of a triangle is greater than the length of the third side.
Fill-in-the-Blank6 Points
Answer
The vertex angles of a ______ are bisected by a diagonal.
Fill-in-the-Blank6 Points
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The vertex angles of a kite are bisected by a diagonal.
Fill-in-the-Blank8 Points
Answer
The consecutive angels of a parallelogram are ___________.
Fill-in-the-Blank8 Points
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The consecutive angels of a parallelogram are supplementary.
Fill-in-the-Blank10 Points
Answer
Two congruent chords in a circle are ________ from the center of the circle.
Fill-in-the-Blank10 Points
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Two congruent chords in a circle are equidistant from the center of the circle.
Multiple Choice2 Points
Answer
The sum of the measures of the interior angles of a decagon isA. 540° B. 720° C. 900°D. 1220° E. 1440°
Multiple Choice2 Points
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E - 180(n-2) = 1440°
Multiple Choice4 Points
Answer
A sector of a circle has a central angle measuring 80°. If the area of thesector is 32 , what is the radius of the circle?A. 6 m B. 62 m C. 9 mD. 12 m E. 1442 m
Multiple Choice4 Points
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D or 12m – Solve the following for r :
Multiple Choice6 Points
Answer
A scientist finds a clump of mysterious metal on his laboratory floor. He weighs it and finds that it has a mass of 702.8 grams. He then drops it into a cylindrical container, causing the water level to rise 2.2 cm. The radius of the base of the container is 3.0 cm. What is the density? A. 10.5 B. 11.3 C. 21.4 D. 19.3 E. None of these
Multiple Choice6 Points
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B or 11.3 – density = mass/volume. To calculate volume do the following:
Multiple Choice8 Points
Answer
. BE = ___A. 22 cm B. 25.3cmC. 57 cm D. 76cm E. None of these
Multiple Choice8 points
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B or 25.3 - When the triangle was cut by a line parallel to the third side the side segments are proportional. So you could solve the problem by setting up the follow proportion:
Multiple Choice10 Points
Answer
Which of the following expressions represents the value of x?A. B. C. D. 18 tan 21° E. 18 sin 21°
Multiple Choice10 Points
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A or
Missing Angles2 Points
Answer
Find the value of x:
Missing Angles2 Points
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40
x=140
Missing Angles4 Points
Answer
Find the value of x:
Missing Angles4 Points
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95=2x-5100=2x
50=x
Missing Angles6 Points
Answer
Find the value of x:
Missing Angles6 Points
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(n-2)180(6-2)180(4)180
720
720=x+587133=x
Missing Angles8 Points
Answer
Find the values of x, y, and z:
Missing Angles8 Points
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z=90y=36x=38
Missing Angles10 Points
Answer
Find the value of x:
Missing Angles10 Points
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x+2x+4+2x-9=1805x-5=1805x=185
x=37
Congruent Triangles2 Points
Answer
This shortcut proves the two triangles are congruent.
Congruent Triangles2 Points
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Congruent Triangles4 Points
Answer
This shortcut proves the two triangles are congruent:
Congruent Triangles4 Points
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Congruent Triangles6 Points
Answer
Write a proof stating the two triangles are congruent:
Congruent Triangles6 Points
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Congruent Triangles8 Points
Answer
Write a proof stating the two angles are congruent:
Congruent Triangles8 Points
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Congruent Triangles10 Points
Answer
Write a proof stating the two sides are congruent:
Congruent Triangles10 Points
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Final Question
Answer
Final Question
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