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Test #4 | Math 8 (Graphing Intro/Triangles/Angles/Dilations/Rigid Transformations)

Last updated 6 months ago

18 questions

Graphing Introduction

Required

4

8.EE.6

Angle Pairs

Required

4

8.G.5

Dilations

Required

4

8.G.3

Required

4

8.G.3

Triangle angles

Rigid Transformations

4

8.G.2

4

8.G.2

Required

4

Question 1

1.

Instructions

Click a Graph tab (Graph 1, Graph 2, and so on) for each graph you need to plot.
Click on the graph background to add a point. Drag a point or type in x and y coordinates to edit its position. Click on a point to delete it.

8.EE.6

Question 2

2.

Required

4

Question 3

3.

Calculate the slope from the table

8.EE.6

Required

4

Question 4

4.

What is the slope of this graph? (Remember to reduce- no decimals!)

8.EE.6

Question 5

5.

Required

2

Question 6

6.

If m\angle 5=124, what is the m\angle4

8.G.5

Required

2

8.G.5

Required

2

Question 8

8.

If the m\angle 3=32\degree, then the m\angle 2=________

8.G.5

Required

2

8.G.5

Question 10

10.

Question 11

11.

Required

2

Question 12

12.

Write the equation you will use to find the measure of the missing interior angle of the triangle.

8.G.5

Required

2

8.G.5

Required

2

Question 14

14.

Write the equation you will use to find the measure of the missing exterior angle of the triangle.

8.G.5

Required

2

8.G.5

4

Question 16

16.

If the triangle is rotated 180 degrees counterclockwise, what will be the location of C'?

Question 17

17.

Complete on paper only.

Question 18

18.

Complete on paper only

Graph the ordered pairs from the table.

The equation that represents the cost (y) to buy x pounds of strawberries is y=2.50x. What does the slope represent?

2.50 dollars per pound of strawberries

2.50 pounds of strawberries per dollar

Drag the angle pairs to the best category that describes their angle relationship.

\angle2  and \angle 8

\angle 1 and \angle 3 

\angle 3 and \angle 7 

\angle 6 and \angle2 

\angle5 and \angle 7

\angle5 and \angle3

alternate interior angles

corresponding angles

vertical angles

Question 7

7.

The relationship of \angle 5 and \angle 4 is __________. This means the angles are __________.

Question 9

9.

The relationship of \angle 3 and \angle 2 is __________. This means the angles are __________.

A triangle has coordinates at A(-2,0) B(-4,4) and C(1, 6). What are the new locations of the coordinates after a dilation by a scale factor of 4? Show your evidence on your paper test.

A'(-8,4), B'(-16,16), C'(5, 24)

 A'(-8,0), B'(-16,16), C'(4, 24) 

 A'(-4,0), B'(-4,4), C'(4, 6) 

 A'(-4,0), B'(-8,8), C'(2, 12) 

Identify the scale factor from black (larger) to purple (smaller).

5

\frac 15

2

10

\frac 12

Question 13

13.

What is the measure of the missing interior angle of the triangle?

Question 15

15.

What is the measure of the missing exterior angle of the triangle?