(Transformations/ Dilations/ Volume)
Lines AC and BD intersect at E.
What is the measure of angle BEC?
108o
A successful music app tracked the number of song downloads each day for a month for 4 music artists, represented by lines j, d, m ,l, over the course of a month. Which line represents an artist whose downloads remained constant over the month?
m
What is the solution to this system of equations?
(1, 3)
7x+5=-23
x=-4
Mai hiked up a trail for 40 minutes. The graph shows the elevation in feet that she reached throughout her hike. Name the time period where Mai gained elevation at the fastest rate.
Between 22 and 28 minutes
Describe a sequence of transformations that shows that Polygon A is congruent to Polygon B.
- Translated 2 units down and 3 units right
Does the point (10, 0) lie on the line 5x+2y=15 ?
No
How many solutions does the following system have?
{(y=3x+10) , (y=-2x+4):}
One
3y-4=6-2y
y=2
Which point is on the graph of the function y=3x+2 ?
A. (5,1)
B. (2,3)
C. (3,2)
D. (1,5)
D. (1,5)
The two triangles below are similar.
Find the length of segment DE.
1.2
A sandwich store charges a $10 delivery fee, and $4.50 for each sandwich.
What is the total cost (sandwiches and delivery charge) if an office orders 6 sandwiches?
$37
Lin and Han’s families provide money for their school lunch accounts.
Han starts with $100 in his account. He spends $15 each week on lunches.
Lin starts with $25 in her account and does not spend any of it. Her family adds $10 each week to her account.
At the end of 4 weeks, who has more money in their account?
Lin
2(x+5)=3x+1
x=9
Fill in the table for tins input-output rule:
1
2
-3
51
Find the volume of the cylinder.
904.32 cm3
The growth of two trees are represented below. One in a table, and the other in a graph.
Which tree is growing the slowest?
Solve this system of equations.
{(3x+8y=22), (x=y):}
(2,2)
3(n+2)=9(6-n)
n=4
Select all the relationships that demonstrate a negative association between variables.
A. Number of absences from school and final grades
B. Outside temperature and ice cream sales
C. Price of houses and house sales
D. Number of rainy days and car accidents
E. Number of hours playing video games and grades
A, C, E
Find the volume of a sphere with a diameter of 10 cm.
523.3 cm3
A truck is shipping jugs of drinking water and cases of paper towels. A jug of drinking water weighs 40 pounds and a case of paper towels weighs 16 pounds. The truck can carry 2,000 pounds of cargo altogether.
Complete the table below:
Solve this system of equations
{(3x+6y=0), (y=x+3):}
(-2,0)
12(5+2y)=4y-(6-9y)
y=-6
Complete the missing entries in this two-way table.