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TriangleTriangleTrivia Trivia

TransformTransformFiguresFigures

Working Working In 3-DIn 3-D

Power Power GridGrid

Going inCircles

In triangle ABC, m<A = 35º, and m<C = 110º. Which term

describes triangle ABC?right, acute, isosceles, scalene

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10 points

A N S W E R:A N S W E R:


10 points

isosceles

Find: BC


20 points

See Answer



20 points

25

Find x.


30 points

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30 points

44º

D and E are midpoints. Find AC.


40 points

See Answer



40 points

34

Find x:


50 points

See Answer



50 points

2 14

or 7.483314774

What is the image of the point (4,-3) under a reflection across

the x-axis?


10 points

See Answer



10 points

(4,3)

Under the translation

what is the image of the point (-4,5)?


20 points

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(3, 4)T



20 points

(-1,1)

Which transformation is not an isometry?

line reflection, point reflection, translation, dilation, rotation


30 points

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30 points

dilation

This diagram illustrates a

glide reflection.(True or False)


40 points

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40 points

False

Write a rule for the composition of a dilation of scale factor 2 following a

translation of 5 units to the left.


50 points

See Answer



50 points

2 ( 5,0) (2 10,2 )D T x y


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10 points

The radius of a sphere is 6 feet. Find the area of the great circle

of this sphere to the nearest tenth.



10 points

113.1 sq. units


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20 points

How many faces in a tetrahedron?



20 points

4 faces

The diameter of a spherical ball is 10 cm. What is the surface

area of the ball (to the nearest square

cm.)?


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30 points

24sphereSA r



30 points

314 square cm.


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40 points

A soda can measure 8 inches in height and 2 inches in diameter. How many cubic inches

of soda are contained in a full can?

(Round answer to the nearest tenth of a cubic inch.)



40 points

25.1 cubic inches


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50 points

This figure is a regular hexagonal prism. Find its volume.



50 points

5040 cubic units

Find the midpoint of the segment connecting the points

(4,6) and (12,-4).


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10 points



10 points

(8,1)


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20 points

Find the distance between the points(-6,2) and (-3,-2).



20 points

5

M is the midpoint of . The coordinates of A are (-2,4) and

the coordinates of M are (8,-2). Find the coordinates of B.

AB


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30 points



30 points

(5,3)

What are the coordinates of the center of this circle?


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40 points

2 2( 3) ( 5) 121x y



40 points

(3,-5)

A bears customarily feeds within a 5 mile radius of its hibernation location. If the

hibernation location is graphically represented on a map at (1,3), what is the equation that

represents the outer limits of the feeding area of the bear?


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50 points



50 points

2 2( 1) ( 3) 25x y

Find x.


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10 points



10 points

80º

Find x.


20 points

See Answer

and are tangents.AB BC



20 points

4

Find x.


30 points

See Answer



30 points

12.5

Find x.


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40 points



40 points

171º


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50 points

The arcs are2x+15 and 8x-21.

Find x.



50 points

17

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