Answer:
Vertex Distance to Vertex Distance to
A 3.6 AEF 3.6
B 2.2 BEF 2.2
C 2.0 CEF 2.0
D 3.4 DEF 3.4
Step-by-step explanation:
All correct except that
cube has 6 flat surfaces, it's like a rectagular prism, but special
#1 <span><span><span>815</span>+<span>425</span></span>+<span>3310</span></span><span>=<span>27910</span></span><span>(Decimal: 27.9)
#2</span><span><span><span>2110</span>+<span>127</span></span>+<span>4910</span></span><span>=<span>617</span></span><span>(Decimal: 8.714286)</span>
The chef can make 42 casseroles no remainder
The <em>echo</em> number 20222022202220222022 is the <em>perfect</em> square of 4496890281.
<h3>What echo number is a perfect square</h3>
An <em>echo</em> number has a <em>perfect</em> square if its square root is also a <em>natural</em> number. After some iterations we found that <em>echo</em> number 20222022202220222022 is a <em>perfect</em> square:
![\sqrt{20222022202220222022} = 4496890281](https://tex.z-dn.net/?f=%5Csqrt%7B20222022202220222022%7D%20%3D%204496890281)
The <em>echo</em> number 20222022202220222022 is the <em>perfect</em> square of 4496890281. ![\blacksquare](https://tex.z-dn.net/?f=%5Cblacksquare)
To learn more on natural numbers, we kindly invite to check this verified question: brainly.com/question/17429689