Transcript powerpoint jeopardy - Northwest ISD Moodle

Pythagorean
Theorem
Slope-Intercept
Form
Proportional
Thinking
Transformations
Equations
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Pythagorean Theorem – 10 Points
What is the length of the
hypotenuse to the nearest tenth?
a.
b.
c.
d.
7.5
15.0
10.3
20.6
Pythagorean Theorem – 20 Points
What is the length of the unknown
leg to the nearest tenth?
a.
b.
c.
d.
2.4
5.1
12.5
18.9
Pythagorean Theorem – 30 Points
A 14-foot ladder is set up 4 feet from the
base of a building. How far up the building
does the ladder reach? Round your answer
to the nearest tenth of a foot.
a.
b.
c.
d.
13.4 feet
14.6 feet
16.5 feet
18.0 feet
Pythagorean Theorem – 40 Points
What is the distance between (2, 3)
and (-2, 7)? Round to the nearest
tenth, if necessary.
Pythagorean Theorem – 50 Points
What is the length of the diagonal of
the rectangular solid shown?
Slope-Intercept Form – 10 Points
Which describes a function in which the
dependent variable decreases as the
independent variable increases?
a. linear function
b. increasing function
c. constant function
d. decreasing function
Slope-Intercept Form – 20 Points
Given that the points (16, -5) and
(-40, 16) lie on a line, what is the
equation of the line?
Slope-Intercept Form – 30 Points
What is the slope of the line
a. -1
b. 1/2
c. 2
d. 3
Slope-Intercept Form – 40 Points
A line has a slope of m=12, and
the point (-2, 8) lies on the line.
What is the equation of the line?
Slope-Intercept Form – 50 Points
The equation 10x - 2y = 36
represents a linear function. What
is the y-intercept of the equation?
a.
b.
c.
d.
(0, 36)
(0, 5)
(0, -18)
(0, -72)
Proportional Thinking– 10 Points
Which statement is always true?
a.
b.
c.
d.
A linear relationship is proportional.
A linear relationship is non-proportional.
A proportional relationship contains the
point (0, 0).
A non-proportional relationship has a
constant rate of change.
Proportional Thinking– 20 Points
Julie, a cafeteria manager, is making a large
amount of chicken soup to serve for lunch
tomorrow. For every 2 cups of carrots she uses
in the soup, she uses 3 cups of celery. If she
uses 18 cups of celery, how many cups of
carrots did she use?
a.
b.
c.
d.
6
12
13
36
Proportional Thinking– 30 Points
Proportional Thinking– 40 Points
The table shows the comparison of the number of cups
of almonds to the number of cups of chocolate chips in a
granola bar recipe.
What is the unknown value in the table?
a. 4
b. 5.5
c. 6
d. 7.5
Proportional Thinking– 50 Points
The total cost of an event is based upon the number of
people that attend the event. The table compares the
number of people at a party to the total cost of the party.
Which best describes why the table shows a nonproportional relationship?
a.
b.
c.
d.
The graph is not linear.
The y-intercept is not (0, 0).
The rate of change is not constant.
The rate of change is too large.
Transformations-10 Points
Regina drew a triangle with vertices
at (1, 2), (3, 3), and (4, 1). She slides
the triangle 2 units down to create an
image. What are the vertices of the
image?
a.
b.
c.
d.
(1, 0), (3, 1), and (4, -1)
(1, 4), (3, 5), and (4, 3)
(-1, 2), (1, 3), and (2, 1)
(3, 2), (5, 3), and (6, 1)
Transformations-20 Points
Jon drew a triangle with coordinates (5, 1), (7, -2)
and (3, -1). He drew an image of the triangle with
coordinates (5, -1), (7, 2), and (3, 1). How did he
make the image?
a.
b.
c.
d.
He translated the original figure 2 units down.
He translated the original figure 4 units up.
He reflected the original figure over the x-axis.
He reflected the original figure over the y-axis.
Transformations-30 Points
Which is the equation of the line
after it is translated 8 units down?
a.
b.
c.
d.
y=x-8
y=x+8
y =-x - 8
y=x+8
Transformations-40 Points
A triangle has vertices at (1, 1), (1, 2), and
(3, 2). It is dilated by a scale factor of 3
with the origin as the center of dilation to
form a similar triangle. What are the
coordinates of the vertices of the image?
a.
b.
c.
d.
(4, 1), (4, 2), (6, 2)
(1, 4), (1, 5), (3, 5)
(4, 4), (4, 6), (6, 5)
(3, 3), (3, 6), (9, 6)
Transformations-50 Points
Triangle FUN, with vertices F(-2, 4),U(0,-5),
and N(-3, -8) was dilated to form triangle
PET with vertices P(-1.6, 3.2), E(0, -4), and
T(-2.4, -6.4). Which scale factor was used?
a.
b.
c.
d.
1.25
-1
2/3
0.8
Equations – 10 Points
Heidi has $1500 in a savings account. She
wants to go on a trip to Costa Rica that
costs $2300. If she earns $8 per hour at a
part-time job, how many hours does she
need to work to have enough money for her
trip?
a. 100
b. 150
c. 187.5
d. 287.5
Equations – 20 Points
Solve the two-step equation.
2x -7 = 19
Equations – 30 Points
What is the solution of the equation?
Equations – 40 Points
What is the solution to the equation
Equations – 50 Points
Nicole wants to join a health club. She is
considering Be-Fit Club, which charges a onetime initiation fee of $160 plus a $40 per month
membership fee. She is also considering Get
Moving, which charges $55 per month with no
initiation fee. For how many months of
membership is Be-Fit a better deal?
a.
b.
c.
d.
12 months or more
12 months or less
11 months or more
11 months or less