20 POINTS Look at the figure. How can you prove AABD and AACD are congruent?
is it
A)

B)

C)

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)

If rs 900 amounts to rs 1044 in 4 years, what sum will amount to 1368 in 3 1/2 years at the same rate