Answer:
a ball bouncing off a wall
Step-by-step explanation:
Answer:
0.45
Step-by-step explanation:
you have to divide 5.40 by 12
8.3 : anything multiplied by one is itself
A.
because the total distance of every triangle 180. Add the two other angles so 42+ 57 =99. Then you have to subtract those two combined angles to find the missing one from the total distance, which is 180. 180-99=81. the answer is A. 81