Answer:
(a+6)2=49 (use the distributive property and multiply 2 by everything left side
2a +12=49 (subtract 12 from both sides to isolate the a-term)
2a = 37 (divide both sides by 2 to get a alone)
a= 18.5 (this is your answer)
Step-by-step explanation:
I hope this helps :)
The answer is 1575. Divide 1080 by 24 to get cost per plate. Then multiply it by 35.
Answer: 
Step-by-step explanation:
Given
Vertical distance between two helicopters is 300 ft
angle of depression is 
Suppose the distance between the helicopters is d
from the figure, we can write

Answer:
Proprortional Value is equal to 2/3 or 2:3
Step-by-step explanation:
4/6=2/3
6/9=2/3
8/12=2/3
10/15=2/3
14/21=2/3