Abc book
- 2. A is for Angle
An angle is formed by two rays with a
common end point.
- 3. B is for Base
A base is any side of a polygon
- 4. C is for Compatible Numbers
Numbers that are easy to compute with
mentally. Example 9+4+16. Add 16+4=20,
then add 9, 20+9=29.
- 5. D is for Diameter
The distance across a circle through its center.
- 6. FINISH
E is for Expanded Form
The way to write a number that shows the
pace value of each digit.
- 7. F is for Factors
Numbers that are multiplied to get a product.
- 8. G is for Greatest Common Factor
(GCF)
The greatest factor of two or more numbers.
- 9. H is for Horizontal
Straight across from side to side.
- 10. I is for Integer
A positive or negative number including
zero.
- 12. K is for Kite
A quadrilateral with two pairs of adjacent
sides that are congruent.
- 13. L is Lateral Surface
The area of all the sides of an object
excluding area of its base and top.
- 14. M is for Mode
Data value that occurs most often in a
data set.
- 15. N is for Numerator
The dividend (top number) of a fraction.
- 16. O is for Obtuse Angle
An angle that measures more than 90
degrees and less than 180 degrees.
- 17. P is for Probability
A number that describes the chance.
- 18. Q is for Quadrilateral
A plane with four sides and four angles.
- 19. R is for Ray
One end point and extends without
ending one direction only.
- 20. S is for Straight Angle
An angle that measures 180 degrees.
- 21. T is for Tree Diagram
A diagram used to organize outcomes of a
experiment.
- 22. U is for Unit Rate
Describes how many units of the first
type of quantity corresponds to one
unit of the second type of quantity.
- 23. V is for Vertex
A vertex is a common end point.
- 24. W is for Whole Numbers
Whole numbers include all positive
integers and zero.
- 25. X is for X-axis
The horizontal line of a graph.
- 26. Y is for Y-axis
Vertical line on a graph
- 27. Z is for Zero Slope
The slope of a horizontal line. A
horizontal line has a slope of 0 because
all its points have the same x-
coordinate.