3 10 4
9 6 9
6 11 11
12 5 7
8 7 11
the answers are going across
Answer:
16.225
just times 2.5 times 6.49
<h2>
Explanation:</h2><h2>
</h2>
Any polygon that has exactly 3 sides is called a triangle. Here you haven't provided any figure, so I'll assume that we have two triangles as indicated in the figure below. As you can see, we have two sides:

When placing together we realize that those sides measures the same, so:

So
is the diagonal of the shape. From the figure we also know that opposite sides are equal and parallel, therefore, this shape represents a parallelogram. Remember that a parallelogram is a quadrilateral where both pairs of opposite sides are parallel.
<em>So correct option is:</em>
<em>Parallelogram</em>
Answer:
d. median of 1999 data
Step-by-step explanation:
a=10,249.25 (add all the 1998 data then divide by 4)
b=619 (add all 1999 data then divide by 4)
c= 2568 10050 12047 16332
10050+12047/2
d=3026 9904 13063 16546
9904+13063/2