ryudragonfalcon ryudragonfalcon

04-05-2015
Mathematics

Answered

The figure above represents a circle that has been dilated by a scale factor of 2.

What is the measurement of the radius of the original circle?
Answer choices are below

A. 2 units

B. 2.75 units

C. 5.5 units

D. 11 units

The figure above represents a circle that has been dilated by a scale factor of 2 What is the measurement of the radius of the original circle Answer choices ar class=

Answer :

UFGators UFGators

04-05-2015

if you look at the graph closely it has the y axis (top circle limit) on 5 and bottom -6
Same on the x axis to the left -5 to the right circle 6
total amount from onside to another is 11 which make the diameter 11.
Radius? divide the diameter which is 11/2 = 5.5
it says it has been dilated. If it has been re-sized smaller then it B. 2.75
5.5 divided by 2 = 2.75

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