Transformations
Similarity
Trigonometry
Geometric Figures
Parallel/Perpendicular
Probability
100
Name the four transformations and identify which are considered rigid transformations.
Rigid: Translation, Rotation, Reflection
Non-Rigid: Dilation
100
What does it mean for two shapes to be similar?
Same shape, different size
100
What is the acronym we use to remember the trig functions?
SOH CAH TOA
100
Jeffer is wrapping a gift and wants to know exactly how much wrapping paper he'll need to use. Should he find the volume or surface area of his gift?
Surface area
100
If the slope of a line is -3, what is the slope of a line that is parallel and a slope of a line that is perpendicular to the given line? Be sure to clearly label your answer.
Parallel: -3
Perpendicular: 1/3
100
What is the general formula we use to find probabilities?
desired outcomes / total outcomes
200
Keyla completes a transformation on a triangle. The resulting triangle is similar, but it is NOT congruent to the original triangle. What transformation did Keyla perform?
Dilation
200
Are the triangles similar? If so, by what postulate? If not, explain using scale factors/ratios.
AA
200
Which function is represented by the ratio: adjacent/hypotenuse ?
Cosine
200
Find the slant height of the solid.
5.22
200
What is the slope of a line perpendicular to the graph of the following line?
-4/5
200
Santiago flips a coin twice and it lands on tails both times. What is the probability of that happening?
25%
300
Triangle B is rotated 90° counterclockwise about the origin. Which triangle shows the new location?
A
300
The triangles below are similar. Find the value of x.
12
300
What is sin(Z)?
12/20 = 3/5
300
Which equation could be used to find the area of the shaded region?
A
300
Point A is located at (3, -2). The midpoint of line segment AB is point C (7, 1). What are the coordinates of point B?
(11, 4)
300
Find P(Walk ∩ Grade 9)
30/297 = 0.1
400
What type of transformation is the rule (x-7, y+4)?
Translation
400
Are the triangles similar? If so, by what postulate? If not, explain using scale factors/ratios.
SAS
400
If we are solving a trig function for an ANGLE, what must we use?
INVERSE sine, INVERSE cosine, or INVERSE tangent
400
Find the volume of the solid.
167.6
400
Square ABCD has vertices at A(1,2) and B(3,-3). What is the slope of BC?
-5/2
400
Find P(Car ∪ 11th grade).
145/297 = 0.49
500
What are the coordinates of the triangle A(1,3), B(5,2), C(4,-1) after a reflection over the y- axis?
A'(-1,3), B'(-5,2), C'(-4,-1)
500
Triangle ABC and triangle QRS are similar.
QR=14, RS=6, CA=4 and BC=3.
What is the length of AB?
7
500
Solve for x.
12.5
500
Find the volume of the shaded region.
1951.3
500
Line k has a slope of -5. Line j is perpendicular to line k and passes through point (5, 9). Create the equation for line j.
y - 9 = 1/5(x - 5)
y = 1/5x + 8
500
Find P(Car | 11th grade).
15/82 = 0.18