Which sets of three of numbers represent the sides of an obtuse triangle? Check all that apply. 4,7,8
3,4,5
2, 2, 3
6,8,9
3,5,6

10.416 meters per second

step-by-step explanation:

distance=1 00 meters

time= 9.6 seconds in decimal form or 9 3/5 as a mixed number

average speed= 100/9.6

=10.416 meters per second or 10 52/125 as a mixed number.