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col math

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rreally cool

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col math
 

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col mathOnline version

rreally cool

by John Henry Smith
1

linear

A pair is a pair of adjacent , supplementary angles .

2

right

A angle is an angle that measures exactly 90 degrees , or a quarter turn .

3

line

A segment is a part of a line that connects two points which are considered to be its endpoints .

4

collinear

Three or more points are said to be if they all lie on the same straight line .

5

segment addition

The postulate in geometry is the axiom which states that the length of a line segment divided into smaller pieces is the sum of the lengths of all those smaller segment s

6

distance formula

The is d = ? ( ( x_2 - x_1 ) ² + ( y_2 - y_1 ) ² )

7

Midpoint Formula

? A formula used to find the middle point between two coordinates :

8

Parallel

? Two lines in the same plane that never intersect .

9

Perpendicular

? Two lines that intersect at a right angle ( 90° ) .

10

Angle Acute

? An angle that measures less than 90° . Acute Angle ? An angle that measures less than 90° .

11

Angle Obtuse

? An angle that measures more than 90° but less than 180° .

12

Angle Postulate Addition

? If a point is inside an angle , the sum of the two smaller angles equals the larger angle .

13

Bisector Angle

? A line or ray that divides an angle into two equal parts .

14

Vertical Angles

? Two opposite angles formed by intersecting lines , always equal .

15

Complementary Angles

? Two angles whose sum is 90° .

16

Angles Supplementary

? Two angles whose sum is 180° .

17

Pair Linear

? Two adjacent angles that form a straight line , summing to 180° .

18

of a Circle

Area ? The space inside a circle , given by the area formul a

19

a Circle of Circumference

? The perimeter of a circle . Given by circumference formulk a

20

Isosceles Triangle

? A triangle with at least two equal sides .

21

Equilateral Triangle

? A triangle with all three sides equal .

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