7.4.P8-9
:
Question
8. Find the perimeter of triangle FGH.
G(-1,4).
9. Determine whether the triangle is equilateral, isosceles, or
scalene.
Fl-6, -2)
H(2,-2)

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.)