At a track meet 2/7of the 756 competing athletes are sophomores. How many of the competing
1 answer:
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Answer:
Step-by-step explanation:
Two triangles are congruent by AAS postulate if two adjacent corresponding angles are congruent and the next adjacent sides to any of the angles is are also congruent. The adjacent sides should not be in between the two congruent angles.
From the triangles RQS and UTV
The adjacent side to is RQ and for
is UT.
Similarly, the adjacent side to is QS and for
is TV.
So, the possible sides that could be congruent by AAS postulate are:
or
So, the correct option is
Answer:
Step-by-step explanation:
You have to group all of the same one's together and however many there is, you add that number as the exponent.
There were 2 "(-2)" so that became , and there were 5 "7" so that became
. You keep the symbol and put it together which became