A parallelogram is dilated by a scale factor of three.

Which of the following properties are unchanged?

I. the perimeter and area
II. the measure of the angles
III. the lengths of the sides

A.

I

B.

II

C.

I and II

D.

Question

A parallelogram is dilated by a scale factor of three. 

Which of the following properties are unchanged?


I.   the perimeter and area 
II.   the measure of the angles 
III.   the lengths of the sides 







  A. 

I 
  
  B. 

II 
  
  C. 

I and II 
  
  D. <------

I, II, and III

rayman5766 · Answer

yes i know i am dum for posting this up here but just to make sure it is right

welshfella · Answer

dilated by factor 3 means made larger. 
But the shape does not change.

rayman5766 · Answer

yes i know pre image and image

welshfella · Answer

it is not D 
lengthe of sides change
area changes

rayman5766 · Answer

that's true then i am going with B

welshfella · Answer

right 
only the angles are unchanged

rayman5766 · Answer

thanks lately I been feeling lazy

welshfella · Answer

yw