PLEASE HELP FAST ;(( what effect does a dilation by scale factor z have on the perimeter of a parallelogram?

A perimeter remains the same.

B perimeter changes by a factor of z

C perimeter changes by a factor of 2z

D perimeter changes by a factor of z2

answer: -8.2562234e+13

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )

solve systems of equations by graphing. a system of linear equations contains two or more equations e.g. y=0.5x+2 and y=x-2. the solution of such a system is the ordered pair that is a solution to both equations. to solve a system of linear equations graphically we graph both equations in the same coordinate system