Answer:

And if we use the permutation formula given by:

And replacing we got:

Step-by-step explanation:
For this problem we want to find the following expressionÑ

And if we use the permutation formula given by:

And replacing we got:

Answer:
D. NM=12; mK=70°
Step-by-step explanation:
KN≈KM so they have the same 55° and then
180°-55°-55°=70° and
6*2=12
9514 1404 393
Answer:
D) Rhombus
Step-by-step explanation:
The figure is a parallelogram with equal-length sides, so is a rhombus.
ANSWER: symmetric property
hope it helps thanks
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