Rectangle ABCD has diagonals AC and BD. The diagonals intersect at E. In order to prove that the diagonals are congruent, which pair of congruent triangles can be used in the proof? Select the two correct answers. (2 points)
A. AAED and ACEB
B. AACD and ACAB
C. AABD and ABAC
D. AABD and ACDB
E. AACD and ABDC

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries