Use the following formula valid fo every polyhedron.
v-e+f=2
<span>
Search for Euler characteristic, or Euler-Poicare characteristic for more depth about this formula </span>
v= number of vertices
e=number of edges
f=number of faces
<span>You get v=13
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It is true that a parallelogram has symmetry with respect to the point of intersection of its diagonals.
Y=<span><span>−5/8 which is the answer to the equation
To check plug in the y value and see if it equals out</span></span>
There are <u><em>6.4008 </em></u><u><em /></u><em /><u><em>meters</em></u> in <u><em>21 feet</em></u>
If you need more help I will be glad to help:D
*~"AB84"~*
Answer:
54+6x
Step-by-step explanation:
6(9+x)
Distribute the 6 to each term inside the parentheses
6*9 + 6*x
54+6x
