elviaortiz402373
03.02.2021 •
Mathematics
50 points! Please help me with both. Random answers with be reported
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Ответ:
Step-by-step explanation:
Q1
The angle of rotation is twice the angle of intersection:
43°*2 = 86°Q2
Dilation by a scale factor of 2 resulted in:
(x, y) → (2x, 2y) for each point C' and D'The endpoints of the original segment are:
C = (4/2, 0/2) = (2, 0)D = (6/2, 2/2) = (3, 1)Correct choice is B
Ответ:
84/105= 8/10=4/5
Step-by-step explanation: