Answer:
7 ft²
Step-by-step explanation:
The formula for this is given in the problem
Plug in the given values
1/2 * 2 (4+3)
1*7
7 ft²
Answer:
X = d/f - 1
Step-by-step explanation:
You would Isolate the variable by dividing each side by factors that don't contain the variable. Hope this helps
Answer:
<h2>40°</h2>
Step-by-step explanation:
We have parallel lines.
Angles 1 and 2 are alternate angles.
With parallel lines, alternate angles are congruent.
Therefore


4.065323 × 10^13
Hope this helps!
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Answer:
(2) (100, 300)
Step-by-step explanation:
One wave can be divided on 4 parts, as show on the picture.
Since a length of one whole wave equals 400, a length of each part is
nanometers.
The height of the wave is decreasing on the second and on the third part, hence over the interval (100, 300).