Vocabulary
Patterns and Inductive Reasoning
Points, Lines, Planes
Segment Segway
All About Angles
100
One must find one of these if they want to prove that a conjecture is false.
What is a counterexample?
100
A number squared is larger than the number you start with, unless you consider these kinds of numbers as a counterexample.
What are fractions or decimals?
100
In order to name a line, you need two letters representing points, and this symbol that is placed above the letters.
What is a two-sided arrow?
100
Here's a freebie: it's the formula for computing the distance between two points in a coordinate plane.
What is the distance formula?
100
It's the number of points typically required to name an angle.
What is 3?
200
This is a part of a line that is noted by two distinct endpoints.
What is a line segment?
200
Based on observation alone, this type of statement is unproven.
What is a conjecture?
200
Look to the sky! It's a bird, it's a...one of these two dimensional surfaces that contains points and lines.
What is a plane?
200
When segments (or angles) have the same length, they are said to be this.
What is congruent?
200
It's the number of degrees acquired by adding the measure of two complementary angles.
What is 90?
300
You might consider using one of these, if you want to find the measure of an angle.
What is a protractor?
300
It's the number that comes next in this sequence: 7, 9, 13, 19, 27, _____
What is 37?
300
DAILY DOUBLE: See Drawing on Board
What are points D, E and F?
300
If B is between A and C, then AB+BC = AC. This is known as what?
What is the segment addition postulate?
300
Two adjacent, supplementary angles are known as this.
What is a linear pair?
400
This term refers to a segment or angle that has been divided into two equal or congruent parts.
What is bisected?
400
It's the number that is continuously subtracted from each value in this sequence: 1, -7, -15, ...
What is 8?
400
When two or more geometric figures have one or more points in common, they are said to be doing this.
What is intersecting?
400
DAILY DOUBLE: See picture on board
What is 10?
400
It's the supplement to an angle that measures 112 degrees.
What is 68 degrees?
500
Take the average of the x values of two coordinate points. Then go ahead and do the same for the y-values. You'll end up with this.
What is the midpoint?
500
An 18th century Prussian mathematician, this man developed a conjecture claiming that all even numbers can be written as the sum of two prime numbers.
Who is Goldbach?
500
Line AB is the same as line BA. Segment AB is the same as segment BA. It is because of differing these that ray AB is NOT the same as ray BA.
What are initial points or directions?
500
This is the distance formula.
What is the square root of (x2-x1)^2 + (y2-y1)^2?
500
It's the measure of angle A when A=5x+8, B=x+4, and A and B are complementary angles.
What is 73 degrees?
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