Answer:
A) 80
Step-by-step explanation:
Find lengths of quadrilateral sides:
,
,
,
.
Since all sides have the same lengths, you can state that this quadrilateral is rhombus.
Let's check whether quadrilateral JKLM is a square. To check this let find the lengths of diagonals:
,
.
The lengths are different, so quadrilateral is not a square.
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</span>
<span>
</span><span>
</span><span>
Answer: quadrilateral JKLM is a rhombus.</span><span>
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The probability of each event is 1/6
The probability of both happening is (1/6)*(1/6) = 1/36