WorksheetsEA-MATH CONSTRUCTIVE RESPONSE
Total questions: 21
Worksheet time: 11mins
You are given the following data table of ordered pairs (x,y): (1,2), (2,8), (3,18), (4,32), (5,50). When these points are plotted with appropriately labeled axes and scales, which description best represents the curve or line you should draw to represent the trend in the data?
A straight line with a constant positive slope
A nonlinear curve increasing and curving upward (concave up)
A horizontal line indicating a constant value
A decreasing curve that slopes downward
Using the same data table (x,y): (1,2), (2,8), (3,18), (4,32), (5,50), identify the type of mathematical function that best describes y as a function of x based on the pattern in the data.
Linear
Quadratic
Exponential
Constant
From the data table (x,y): (1,2), (2,8), (3,18), (4,32), (5,50), select the algebraic equation that best expresses y as a function of x.
y=2x2
y=8x
y=3x2+1
y=2x
Using your selected equation for the data above, what is the predicted value of y when x=6?
50
60
72
100
Use the equation 2x+(2x+3)+(2x+6)=45 to solve for x. What is the value of x ?
3
6
9
12
In the equation 2x+(2x+3)+(2x+6)=45 , remove the parentheses to write the equation in terms of individual terms. Which property justifies this step?
Distributive Property
Addition Property of Equality
Multiplication Property of Equality
Multiplicative Inverse
After grouping and combining the 2x terms and the constants in 2x+(2x+3)+(2x+6)=45 , what simplified equation results?
6x+9=45
4x+6=45
6x+6=45
4x+9=45
To go from 6x+9=45 to 6x=36 by subtracting 9 from both sides, which justification should be cited?
Additive Inverse
Addition Property of Equality
Distributive Property
Factoring
From 6x=36 , divide both sides by 6 to isolate x . Which justification should be cited for this step?
Multiplicative Inverse
Addition Property of Equality
Distributive Property
Factoring
A gardener plants one sunflower seed on day 1 and then triples the number of seeds planted each subsequent day for 10 days. Based on this pattern, what type of functional relationship best models the number of seeds planted, y, as a function of the day, x (1 through 10)?
Linear
Quadratic
Exponential
Logarithmic
A gardener plants one sunflower seed on day 1 and then triples the number of seeds planted each subsequent day for 10 days. Which explicit formula correctly models the number of seeds planted on day x?
y=3x
y=3x−1
y=3x
y=3x−1
On the provided graph grid where x represents the day (1 through 10) and y represents the number of seeds, which set of ordered pairs shows the correct points to plot for days 1 through 4, given that the gardener triples the number of seeds each subsequent day starting from one seed on day 1?
(1,1),(2,3),(3,9),(4,27)
(1,3),(2,9),(3,27),(4,81)
(1,1),(2,2),(3,4),(4,8)
(1,0),(2,3),(3,6),(4,9)
A hexagon lies in the xy-coordinate plane with the vertices A(1,2), B(3,4), C(5,3), D(5,0), E(3,−2), and F(1,−1). The hexagon is dilated by a scale factor of 2 with the origin as the center of dilation. Choose the coordinates of the vertices of the resulting figure.
A′(2,4), B′(6,8), C′(10,6), D′(10,0), E′(6,−4), F′(2,−2)
A′(3,6), B′(5,8), C′(7,5), D′(7,0), E′(5,−4), F′(3,−2)
A′(2,1), B′(4,3), C′(3,5), D′(0,5), E′(−2,3), F′(−1,1)
A′(5,5), B′(7,7), C′(9,6), D′(9,3), E′(7,1), F′(5,2)
Using the original hexagon with vertices A(1,2), B(3,4), C(5,3), D(5,0), E(3,−2), and F(1,−1), the figure is reflected over the line y = x. Choose the coordinates of the vertices of the resulting figure.
A′(2,1), B′(4,3), C′(3,5), D′(0,5), E′(−2,3), F′(−1,1)
A′(−1,−2), B′(−3,−4), C′(−5,−3), D′(−5,0), E′(−3,2), F′(−1,1)
A′(2,4), B′(6,8), C′(10,6), D′(10,0), E′(6,−4), F′(2,−2)
A′(5,5), B′(7,7), C′(9,6), D′(9,3), E′(7,1), F′(5,2)
Using the original hexagon with vertices A(1,2), B(3,4), C(5,3), D(5,0), E(3,−2), and F(1,−1), the figure is rotated 180° counterclockwise about the origin. Choose the coordinates of the vertices of the resulting figure.
A′(−1,−2), B′(−3,−4), C′(−5,−3), D′(−5,0), E′(−3,2), F′(−1,1)
A′(2,1), B′(4,3), C′(3,5), D′(0,5), E′(−2,3), F′(−1,1)
A′(2,4), B′(6,8), C′(10,6), D′(10,0), E′(6,−4), F′(2,−2)
A′(5,5), B′(7,7), C′(9,6), D′(9,3), E′(7,1), F′(5,2)
Using the original hexagon with vertices A(1,2), B(3,4), C(5,3), D(5,0), E(3,−2), and F(1,−1), the figure is translated up 3 units and right 4 units. Choose the coordinates of the vertices of the resulting figure.
A′(5,5), B′(7,7), C′(9,6), D′(9,3), E′(7,1), F′(5,2)
A′(2,4), B′(6,8), C′(10,6), D′(10,0), E′(6,−4), F′(2,−2)
A′(−1,−2), B′(−3,−4), C′(−5,−3), D′(−5,0), E′(−3,2), F′(−1,1)
A′(2,1), B′(4,3), C′(3,5), D′(0,5), E′(−2,3), F′(−1,1)
The original hexagon is reflected over one of two intersecting lines; then the image is reflected over the other intersecting line. Describe a single transformation that results in a congruent image.
A 180° rotation about the origin
A dilation with scale factor 2 centered at the origin
A translation right 4 and up 3
A reflection over the line y = x only
A second hexagon in the xy-coordinate plane has vertices A′(2,4), B′(6,8), C′(10,6), D′(10,0), E′(6,−4), and F′(2,−2). Describe a series of transformations that prove this hexagon is similar to the original hexagon with vertices A(1,2), B(3,4), C(5,3), D(5,0), E(3,−2), and F(1,−1).
A dilation with scale factor 2 centered at the origin
A 180° rotation about the origin
A reflection over y = x followed by a translation
A dilation with scale factor 1/2 centered at the origin
A three-dimensional solid shown is a sphere with radius 6 cm . Calculate the volume of the sphere.
288π cm3
144π cm3
432π cm3
96π cm3
A cone has the same radius as the sphere’s base, 6 cm , and a height of 12 cm . Calculate the volume of the cone.
144π cm3
288π cm3
96π cm3
216π cm3
Using the given dimensions (sphere radius 6 cm ; cone radius 6 cm and height 12 cm ), explain how the volume of the sphere compares to the volume of the cone.
The sphere’s volume is twice the cone’s volume
The sphere’s volume equals the cone’s volume
The sphere’s volume is half the cone’s volume
The sphere’s volume is three times the cone’s volume
