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A triangle with vertices at A(20, –30), B(10, –15), and C(5, –20) has been dilated with a center of dilation at the origin. The image of B, has the coordinates (2, –3). What is the scale factor of the dilation?

1/10
1/5
5
10

2 Answers

4 votes

Answer:

5

Explanation:


User Axazeano
by
7.7k points
0 votes

Answer:

The correct answer is 5.

Explanation:

This is because if you divide 10 by 2 and -15 by 3

you get 5. Now to double check, you can do 10/5 and -15/5

This will give you 2, -3, which is the coordinates.


Hope this helps!

User Alejandrobog
by
8.2k points

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