Answer:

Step-by-step explanation:



I believe that the answer is A.)264
Answer:
just do it by Pythagoras theoram
Step-by-step explanation:
because it is a right angle
Answer:

Step-by-step explanation:
,
If One ball is drawn, its color is recorded, and it is replaced in the urn. Then another ball is drawn and its color is recorded.
The 25 Possible outcomes of this experiment are listed below:

The tree diagram of this event is also attached.
Answer:
0.714 mins
Step-by-step explanation:
by using the rule of three:
180 mins----->252 ballons
x----------------1 ballon=0.714 mins