Question
Answer
$$20\cdot20\cdot\dfrac{\sqrt{3}}{2}=200\sqrt{3}$$
Explanation
| $$ \begin{aligned}20\cdot20 \cdot \frac{\sqrt{3}}{2}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{400\sqrt{3}}{2} \xlongequal{ } \\[1 em] & \xlongequal{ }200\sqrt{3}\end{aligned} $$ | |
| ① | $$ \color{blue}{ 400 } \cdot \sqrt{3} = 400 \sqrt{3} $$$$ \color{blue}{ 1 } \cdot 2 = 2 $$ |
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