Answer:
3/2
Step-by-step explanation:
<span>The cosine of pi/2 is 0 so the problem really says "find the angle between - pi/2 and pi/2 whose tan = 0. That would be the same as asking for the angle whose sin is 0. That would be 0.
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Answer:
the last one. vwx = dxw or wxv = xwd
Answer:
You need to upload an image about the grid/graphic so I can answer that
Step-by-step explanation:
Answer:
<h2>864 cm²</h2>
Step-by-step explanation:
The formula of a volume of a cube:

<em>s</em> - <em>edge</em>
We have

Substitute:
![s^3=1728\to s=\sqrt[3]{1728}\\\\s=12\ cm[/texbecause[tex]12^3=1728](https://tex.z-dn.net/?f=s%5E3%3D1728%5Cto%20s%3D%5Csqrt%5B3%5D%7B1728%7D%5C%5C%5C%5Cs%3D12%5C%20cm%5B%2Ftex%3C%2Fp%3E%3Cp%3Ebecause%3C%2Fp%3E%3Cp%3E%5Btex%5D12%5E3%3D1728)
The formula of a surface area of a cube:

(6 square faces of a cube)
Substitute:
