Title 
Instructions / Description 
Sample Puzzle Hints 
Difficulty 
Sophie Germain


W Something she was known as . W She found these. L She was born during this. L Her birth month. L her accent.

Hard

Statistics


the difference between the greatest and the least numbers in the set. compares parts of the data to the whole. sum of the data divided by the number of items in the data set. shows the frequency of data that is in equal intervals. the number that occurs the most often.

Teenage

Statistics


indicates the position of each value in a given set of data. any subset of elements drawn by some appropriate method from a defined population. a variable that holds a multiple values of the same type. average value . Greek letter used in summation notation.

Hard

Statistics


shows the frequency of data that is in equal intervals . the number of times a value of data occurs . rearrangement of objects into distinguishable sequences. Order of occurrence of object is important . visual representation of a set of values in relation to another set . term which refers to how far the average statistic lies from a parameter it is estimating,that is,the error which arises when estimating a quantity .

Hard

Statistics


In a bar chart, the length or height of the bar represents the _________.. The kind of data which can only take certain values. e.g. number of cars.. Anything that distorts the data so that is does not fairly represent the population.. A type of average which you get by adding all the data values and dividing by the number of data values you have.. The name given to data that is numerical..

Hard

Statistics


The difference between the calculated approximation of a number and its exact mathematical value. Models random events by using random numbers to specify outcomes with relative frequencies that correspond to the true realworld relative frequencies we are trying to model. The sum of a set of observations divided by the number of observations. A useful tool for examining relationships between categorical variables. Treatment known to have no effect, administered so that all groups experience the same conditions.

Hard

Statistics

Complete the crossword using the hints given below.

seems okay. one of the values of a variable that divides the distribution of the variable into 100 groups having equal frequencies. a rule or principle, frequently expressed in algebraic symbols. one of the values of a variable that divides the distribution of the variable into 4 groups having equal frequencies. a piece of research work undertaken by a school student.

Big

Terms for Algebra

Read each hint carefully to match the corresponding term to it.

a relationship that assigns exactly one output value to each input value.. function ______ is used to replace 'y' with 'f(x)'. ________ line is used to make predictions from the data in the scatter plot.. variable in a function that is the input value. the ratio of the vertical change to the horizontal change (rate of change).

Hard

THE GEOMETRY THINGY :D

DO IT

acute angel . point. graph. ray segment. adjacent angel .

Hard

The Language of Algebra


an expression that is a number, a variable, or the product of a number and one or more variables; separated by addition or subtraction. the answer to a division problem. terms that have the same variables raised to the same powers. a mathematical phrase that contains one or more variables, numbers, and operation symbols. the answer to an addition problem.

Big

The Number System


Numbers that have two, and only two, factors. Numbers that can only be written in number form (no symbols) as a never ending, nonrepeating decimal fraction. A number that has three or more factors. The set of positive and negative numbers, including zero. Numbers that can be written in the form a/b, where a and b are both integers, and b is not zero.

Hard

Theoretical Experimental Probability


Highly likely to occur.. The relation between two similar magnitudes with respect to the number of times the first contains the second.. To look forward to. . A possibility or probability of anything happening.. Attempt; test.

Hard

Triangle


If two sides of a triangle are congruent the angles __ of them are also congruent. A triangle where all the side lengths and angles are equal. . A three sided polygon. . When you extend one side of a triangle you create an __ angle. Base angles in an isosceles triangle are __. .

Teenage

Triangles


If two sides of a triangle are congruent the angles __ of them are also congruent.. A triangle where all the side lengths and angles are equal.. A three sided polygon.. When you extend one side of a triangle you create an __ angle.. Base angles in an isosceles triangle are __..

Teenage

Triangles


The ratio of the length of the opposite side to the length of the adjacent side in a right triangle came to be called the _____ of the angle.. Right triangles are never going to be ______.. Another name for the Pythagorean Theorem is the Pythagorean _____.. The _____ Theorem states the sum of the squares of the lengths of the legs equals the square of the length of the hypotenuse. The ration of the length of the adjacent side to the length of the hypotenuse is called ______..

Teenage

Triangles


The angles outside a triangle that form a linear pair with an interior angle.. Has at least two congruent sides. Triangles can be congruent by corresponding angle, angle and a side are congruent by _______. This triangle has one right angle.. Triangles can be congruent when they have corresponding side, an angle and a side congruent are congruent by____.

Older Children

Triangles!


Congruent sides are across from congruent ______.. In any triangle, the sum of two sides must be greater than the _____ side.. The sum of all the exterior angles of a triangle is equal to threehundred______ degrees.. A(n) _______ angle in a triangle is equal to the sum of the remote interior angles.. In a right triangle, the side opposite the right angle is called the _______..

Very Difficult

Trigonometry Terms

Sinusoidal Functions

from the middle to the top of a sine or cosine curve. the side in a right triangle that is across from the right angle. The y coordinate on the unit circle. an object in trigonometry that is measured in degrees or radians. the length of one cycle of sine or cosine.

Teenage

Types of Triangles and Vocabulary


a triangle with at least 2 congruent sides. where two legs of a triangle meet. a 90 degree angle. bigger than 90 degrees but less than 180. 3 congruent sides and 3 angles smaller than 90 degrees.

Big

Understanding Points, Lines and Planes


A point at one end of a segment or the starting point of a ray. A location and has no size. It is represented by a dot. Points in the same plane. Two rays that have a common endpoint and form a line. A straight path that has no thickness and extends forever.

Older Children

vocabulary

math

whole numbers and there opposites. 1,2,3 . number under zero. reversible operation. adding up fraction and take them away.

Older Children

Words Involved with Trigonometry


Amount of turn. Theorem. Longest side of the right angle. No Right Angle. Right triangle.

Hard

