BDE are the correct options
Answer:

Step-by-step explanation:
Let the side length for the octagon having 9m² as area = x
Side length for the octagon having area of 25m² = y.
Thus:
(area of similar polygons theorem)
The scale factor of their sides would be
. Which is:



Scale factor of their sides = 
Answer:
That is true.
Step-by-step explanation:
A supplementary angle equals 180 degrees and and a right angle is 90, so 90+90=180
Answer: if the y-intercept is 5, it's c. -3/4x + 5. Since it's ax+b a = slope b = y intercept
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
it's not touch the Y axis nor the X axis?