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1. ### Rotation , Reflections, and Translations Math 10 points.?

translation reflection rotation translation reflection rotation

2 Answers · Education & Reference · 29/03/2009

2. ### 6th grade math -- rotation of earth?

16,001,998 - 1988 = 16,000,000 years = 160,000 centuries. In 1 century the length of the day increases by 0.0015 seconds In 160,000 centuries the length of the day increases by 0.0015*160,000 seconds = 240 seconds 240 seconds...

2 Answers · Science & Mathematics · 24/01/2010

3. ### 8th grade math problem on rotation ?

D. (-8,2)

1 Answers · Science & Mathematics · 09/02/2010

4. ### Math homework help! What is a reflection, rotation , and a translation?

Reflection is a mirror image. Rotation is a turning. Translation is movement left/right and/or up/down.

7 Answers · Science & Mathematics · 27/04/2007

5. ### Math rotation question help?

X = x cos T + ysinT Y= -x sin T +y cosT X, Y New coordinates , (x,y) old coordinates .- Plug T= +270º ( Counter) Equivalent to T= ( 270º -360...

1 Answers · Science & Mathematics · 04/06/2010

6. ### Math 7th Grade Question, On Rotation ?

Rotational symmetry refers to positioning an object in reverse to see if it matches in appearance of it's original appearance. Both b and c match this criteria.

2 Answers · Science & Mathematics · 14/04/2008

7. ### math question? rotations ?

It is 2...........think of it as this. If the small wheel was a gear with 10 teeth and the larger wheel was a gear with 20 teeth then for every revolution of the larger gear 20 teeth move 10 teeth twice. Sometimes the...

3 Answers · Science & Mathematics · 30/06/2011

8. ### In maths , if no direction is given, why is a rotation always given as being anti-clockwise?

...convention. In most contexts--- even in most math classrooms--- people would regard such an instruction... is quite common for people to refer to rotations without specifying the direction, but this is...

1 Answers · Science & Mathematics · 03/06/2009

9. ### MATH : Can you explain why one complete rotation is equal to 2PIE radians?

well "2π radians" equal a full circle. and a radian = 57.2958 so 2 * 3.1416 * 57.2958 = 360 degrees. ( which equals a complete rotation )

5 Answers · Science & Mathematics · 15/03/2011

1) x= X·cosθ -Y· sinθ ; y= X·sinθ + Y·cosθ --> 5 ·(X²·cos²θ+Y²·sin²θ - 2XY·sinθ·cosθ)- 2·(X²cosθ·sinθ+XYcos²θ-XYsin²θ-Y²cosθ·sinθ)+ 5·(X²·sin²...

1 Answers · Science & Mathematics · 31/03/2008