Answer:
A and B
Step-by-step explanation:
Because the surface area is 
BA is the base, so
also works.
Answer:
Divide one of the sides in the bigger triangle by its corresponding side in the smaller triangle to determine the scale factor for the smaller triangle to the bigger triangle.
The equation was just flipped around, it will equal the same no matter what.
I hope this helps!! :)
Answer:

Step-by-step explanation:





Answer:
Cumulative frequency distribution
Step-by-step explanation:
Cumulative frequency distribution is a form of a frequency distribution that represents the sum of a class and all classes below it. Remember that frequency distribution is an overview of all distinct values (or classes of values) and their respective number of occurrences.