Answer:
20 feet
Step-by-step explanation:
1/2" = 4 feet
1" = 8 feet
2" = 16 feet
2 1/2" = 20 feet
The answer is the 2nd one because you can only fold this object like this and no other way.
Answer:
x=3 , x=-3
Step-by-step explanation:

Add 9 on both sides

To remove base 'e' we take ln on both sides


Both sides have ln , so we make the terms equal

Take square root on both sides

x=3 , x=-3
Answer:
A. - 4
Step-by-step explanation:
f(4) = 4(4) - 20 = 16 - 20 = - 4
Answer:
<u>The standard deviation of the uniform distribution is:</u>
<u>U(3, 12)</u>
- σ = (12−3)/√12 = 9/√12 = 2.5981
<u>U(80, 250)</u>
- σ = (250−80)/√12 = 170/√12 = 49.0748
<u>U(4, 93)</u>
- σ = (93−4)/√12 = 89/√12 = 25.6921