Test #4 | Math 8 (Graphing Intro/Triangles/Angles/Dilations/Rigid Transformations)
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Last updated about 1 month ago
18 questions
Graphing Introduction
Required
4 points
4
Question 1
1.
Graph the ordered pairs from the table.
Click the graph tab.
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.
Required
4 points
4
Question 2
2.
The equation that represents the cost (y) to buy x pounds of strawberries is y=2.50x. What does the slope represent?
Required
4 points
4
Question 3
3.
Calculate the slope from the table
Required
4 points
4
Question 4
4.
What is the slope of this graph? (Remember to reduce- no decimals!)
Angle Pairs
Required
4 points
4
Question 5
5.
Drag the angle pairs to the best category that describes their angle relationship.
\angle5 and \angle 7
\angle 1 and \angle 3
\angle 3 and \angle 7
\angle 6 and \angle2
\angle2 and \angle 8
\angle5 and \angle3
alternate interior angles
corresponding angles
vertical angles
Required
2 points
2
Question 6
6.
If m\angle 5=124, what is the m\angle4
Required
2 points
2
Question 7
7.
The relationship of \angle 5 and \angle 4 is __________. This means the angles are __________.
Required
2 points
2
Question 8
8.
If the m\angle 3=32\degree, then the m\angle 2=________
Required
2 points
2
Question 9
9.
The relationship of \angle 3 and \angle 2 is __________. This means the angles are __________.
Dilations
Required
4 points
4
Question 10
10.
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.
Required
4 points
4
Question 11
11.
Identify the scale factor from black (larger) to purple (smaller).
Triangle angles
Required
2 points
2
Question 12
12.
Write the equation you will use to find the measure of the missing interior angle of the triangle.
Required
2 points
2
Question 13
13.
What is the measure of the missing interior angle of the triangle?
Required
2 points
2
Question 14
14.
Write the equation you will use to find the measure of the missing exterior angle of the triangle.
Required
2 points
2
Question 15
15.
What is the measure of the missing exterior angle of the triangle?
Rigid Transformations
4 points
4
Question 16
16.
If the triangle is rotated 180 degrees counterclockwise, what will be the location of C'?
