Number sets
What set does -3 belong in?
integer and rational
Name of the opposite of 2
-2
-3,4
II
What is absolute value
distance from zero
always positive
what is the height and length ( image on different slide) and area
height - 7 units
length is 7 units
area = 49 sq. units
True or false- 0 is a natural number
false
-[-3.5]
-3.5
9,-3
IV
what is the absolute value of -22
22
Name the quadrilateral
rectangle
true or false - the whole numbers are a subset of integers
True- whole number exist within integers
opposite of 0
there is no opposite
what point is located in quadrant 3 ?
3,4
-2,3
-2,-3
2,-3
-2,-3
Write an absolute value equation for the distance between the two points and solve.
(1,-3) and (1,7)
[-3] + [7] =10
what is the formula for a trapezoid
base 1 plus base 1 divided by 2 times height
Determine a rational number between the pair of numbers : -3.75 and -3.325
sample answer: 3.5 but answer can vary
13
-13
What coordinate remains the same when reflecting across the y-axis
the y-coordinate
Write an absolute value equation for the distance between the two points and solve.
-3, -4 and -3,7
[-4]+[7]= 11
What is the formula for a parallelogram
base x height
Can a number be a whole number but not an integer? Explain
No, sample explanation - the whole numbers are subsets of the integers so every whole number is also an integer.
what defines an opposite (must hit all points)
- same distance from zero
- reflection across 0
what is the reflection on the x-axis ? (-3,-17)
-3,17
Write an absolute value equation for the distance between the two points and solve.
-9,4 and -2,4
[-9] - [-2] = 7
same quadrant - use subtraction
What is the area of the trapezoid that has a base of 5 and 4 and a height of 7
31.5 sq. units