Answer: 
Step-by-step explanation:
Given : Hot air balloons generally descend at a rate of 200 to 400 feet per minute.
Also, Four balloons descend 200 feet per minute for 9 minutes.
Then, the total change in altitude for all 4 balloons will be :-

Hence, the total change in altitude for all 4 balloons will be : Balloon descends 18 feet in 4 minutes.
Answer:
About 11.31 cm
Step-by-step explanation:
If one of the legs of a right iscosceles triangle is 8, then the length of the other one must also be 8. Therefore, by the Pythagorean Theorem:

Hope this helps!
Answer:
first u should write like this 119/100
then that is the answer .
Step-by-step explanation:
For decimal point u should move 3 points left hand sight ...
so u got 0.119
hope my answer correct ... im not sure ...
-5-(15y-1) = 2(7y-16) - y // question
-5-15y+1 = 14y-32-y // distribute
-15y - 4 = 13y - 32 // subtract
-28y = -28 // divide
y = 1