8th Math Spiral 1
Which of the following is an irrational number?
B. The square root of 19
Write the distance between Monyne's house and her school as a fraction.
7/9
Determine whether the relation is a function.
Yes it is a function!
List the ordered pairs in the mapping diagram.
(2,5), (4,6), (6,7,) (8,8)
The table shows the average price per pound for peanut butter in the United States from 2011 to 2014. What type of relationship do the data show?
A. Positive Linear Relationship
B. Negative Linear Relationship
C. Non-Linear Relationship
Positive Linear Relationship
Your scored 83, 96, and 88 on three of your math tests. Write and solve an equation to find the score you need on the fourth test so that your average(mean) test score is a 90.
83+96+88+x/4=90;
x=93
A discounted ticket for a football game coast $12.50 less than the original price p. You pay $63 for a discounted ticket. Write and solve an equation to find the original price.
p − 12.50 = 63; $75.50
Describe the relationship between the data.
Is it linear or non-linear?
Are there any outliers?
Are there any gaps?
Are there any clusters?
nonlinear relationship; no outliers, gaps, or clusters
The coordinates of A, B, C are given below. What are the coordinates of A',B', and C' after a reflection across the x-axis?
A’(−4,1) B’(−2,0) C’(1,2)
What are the coordinates of S', T', and U' after a translation right 1 unit and up 2 units?
S(5, 7)
T(6, 4)
U (1, 1)