Each layer contains the square of the layer number.
<span>So,
Let's figure out :
1 squared = 1 </span>
<span>2 squared = 4 </span>
<span>3 squared = 9 </span>
<span>4 squared = 16 </span>
<span>5 squared = 25
</span>6 squared = 36
<span>Hence,
The total number of oranges in the pile = 1+4+9+16+25+36
= 91 oranges
</span><span>
D. 91</span>
Riparian zones are important to the natural environment because they function as natural biofilters and protect the aquatic life and the aquatic environment.
Answer:
The three main parts of the earth are the crust, the mantle, and the core.
Explanation:
Hope this helps!
Microtubules are long,hollow protein cylinder that form a rigid skeleton for the cell golgi apparatus
~Jurgen
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