12,726 feet per 18.75 minutes = 12,726/18.75 =
<span>
<span>
<span>
678.72 feet per minute</span></span></span>
a knot = <span>1.852 kilometres per hour (exactly) =
1,852 meters per hour =
</span><span><span>30.8666666667
meters / minute
</span>1 foot = </span><span><span> 0.3048 </span>meters<span> exactly
</span></span><span>1 knot = 30.8666666667 / .3048 = </span>
<span>
<span>
<span>
101.2685914262
feet / minute
</span></span></span><span>
<span>
<span>
<span>
=678.72 ft min/ 101.2685914262 ft min = </span></span></span></span>
<span>
<span>
<span>
6.7021767603
</span>
</span>
</span>
knots
6.7022 knots (rounded)
<span />
Answer:
blue
Step-by-step explanation:
1/3·π·8∧2·8=536.17
(1/3·π·r∧2·h)
You lost $30 after everything
Answer:
a = 1/25
Step-by-step explanation:
The vertex form of the parabola is
y = a(x-h)^2 +k
where (h,k) is the vertex
y = a(x-2)^2 -4
We have a point on the parabola (-3,-3) so substitute this into the equation
-3 = a(-3-2)^2 -4
-3 = a(-5)^2 -4
Add 4 to each side
-3+4 = a(25) +4-4
1 = 25a
Divide each side by 25
1/25 = a
y = 1/25(x-2)^2 -4