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mezya [45]
2 years ago
12

If a triangle with vertices A(-1, 4), B(-1, -2), C(2, -2) is dilated with a scale factor of 2 and a center of dilation at the or

igin, what are the new coordinates for A' ?
Mathematics
1 answer:
givi [52]2 years ago
5 0

Answer:

A' (-2,8) B' (-2,-4) C' (4,-4)

Step-by-step explanation:

Dilations Rule :

(x,y) → (kx,ky)

Scale factor = K

When your scale factor is more than one our triangle gets bigger. When your scale factor is less than one our triangle gets smaller.

( you plug in 2 in every point and those are your answers).

Remember negative times negative is positive and positive times negative is negative.

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Match each expression in the left column with the correct product in the right column.
lesya692 [45]

Answer:

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Step-by-step explanation:

1) √4 . √-3 . √-3

$ \sqrt{4} = 2 $

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$ \sqrt{-4} = 2i $ .

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3) √4 . √3 . √-3

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$ \sqrt{3} . \sqrt{-3} = (\sqrt{3})^2 . \sqrt{-1} $

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$ \sqrt{4} = 2 $

$ \sqrt{3} . \sqrt{3} = (\sqrt{3})^2  = 3 $

Therefore, √4 . √3 . √3 = 2 . 3 = 6

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