Constructions
Trigonometry
Unit 5 Vocab
Transformations
Blast from the Past
100
Fill in the blank:
A ______________ is a line segment that goes from the center of a circle to the circle's edge.
Radius
100
sin =
?/?
opposite over hypotenuse
100
The symbol ⊥ means ____________
Perpendicular
100
The size and shape of an object are________________ after a rigid motion.
preserved (or the same)
100
What is the area of a rectangle with a length of 4 units and a width of 3 units?
12 square units
200
Complete the statement:
All radii on the same circle have...
equal lengths (or the same length)
200
Cos =
?/?
adjacent over hypotenuse
200
Lines that have equal slopes
Parallel lines
200
Fill in the blank: After a dilation, the image and the original will be ________________
Similar
200
Another way to say b*b*b
b3 (b cubed or b raised to the third power)
300
Fill in the blank: If two circles share the same radius, the circles are _____________.
Congruent (or The Same Size)
300
tan =
?/?
opposite over adjacent
300
Lines whose slopes are opposite reciprocals of each other.
perpendicular lines
300
Name 3 rigid motions
Translation, Rotation, Reflection
300
What is the inverse operation of squaring a number?
Taking the square root of the number
example:
sqrt(9)
400
In the construction below, circle D is congruent to circle C.
Fill in the blank: Line segment AB is a _____________ _______________ of line segment CD.
Perpendicular Bisector
400
You are trying to find a side length in a right triangle.
You know the measure of an angle, and the measure of the leg of the triangle that is adjacent to the angle. The missing side length is opposite that angle.
Which trig function should you use?
tangent
400
Splitting a line segment into distances of a given ratio
Partitioning a line segment
400
Which rigid motion does not change orientation?
Translation
400
How many terms are in the following expression?
8k^5n + 3
Two. (8k5n and 3)
500
Wild Card Question: Who was the first Black Supreme Court Justice?
Thurgood Marshall
500
You are trying to find an angle measure in a right triangle.
You know the length of the hypotenuse and side that is adjacent to the angle.
Which trig function should you use?
Inverse cosine or arccosine
500
Wild Card Question: __________________ is a national holiday that celebrates the emancipation of enslaved African Americans.
Juneteenth
500
Wild Card Question: Dr. Gladys West is a Black mathematician whose work laid the groundwork for which invention?
The Global Positioning System (GPS)
500
Simplify
(9x^7)/(3x^2)
3x^5