Answer:
√41, or about 6.4 units
Step-by-step explanation:

√41 is about 6.4 units
Answer:
If the pitch is 1/3, the slope is <em>8:12</em>.
Step-by-step explanation:
Remember, slope is expressed as a ratio and in inches per foot. And pitch is a fraction derived by dividing the rise by the entire span.
19 is the median of the numbers
Using the identity :
Cos (2a) = 1-2 Sin^2(a)
Therefore :<span>1−2 sin ^2 (22.5∘) = Cos(2a)
= Cos (2 * 22.5) = Cos 45</span>