Answer:
(10x - 5) square units.
Step-by-step explanation:
Let the lengths of equal sides be x units.
Hence, AB + AD + DC = x + x + x = 3x
Therefore, BC = 3x - 2

Answer:
I think the first one is correct
I Believe The Answer Is 288.
350 beats/ 3.5 minutes
100 beats per minute for the song.
B. a parallelogram with four congruent sides