jefftherex jefftherex

17-11-2021
Mathematics

contestada

Can someone tell me the answer to this

Can someone tell me the answer to this class=

Respuesta :

maniknandini maniknandini

17-11-2021

Answer:

7

Step-by-step explanation:

If ABCD is dilated by a scale factor of 1/2

then A'B'C'D' becomes half the size of ABCD

so if side D'A' is 3.5

Then D'A' = 1/2 DA

3.5 = 1/2 DA

DA = 7

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