The prime numbers are 23, 27, and 29
In all there are 3 prime numbers.
A scalene triangle since none of the sides are equal to each other.
Answer:

Step-by-step explanation:
Since Z is a quadratic function of r, then it has the general equation of a quadratic equation :
Where a, b, and c are constants
Z represent the score and r represent the rounds played.
Hope this has helped?
Descending is greatest to least
980377,802343,650863,374430,364321,230392