Convert 5 and 2/7 into a improper fraction.

(60 points) explain this in detail

Asix-sided die of unknown bias is rolled 20 times, and the number 3 comes up 6 times. in the next three rounds (the die is rolled 20 times in each round), the number 3 comes up 6 times, 5 times, and 7 times. the experimental probability of rolling a 3 is 10 %, which is approximately % more than its theoretical probability. (round off your answers to the nearest integer.)

The formula for the area of a regular polygon is a=1/2ap . what is the equation solved for a?