7 because 42 divided by 6= 7 and length times width = perimeter
Well area of a triangle is

so,

The answer is 8
Approximately 3.47 meters is equal to 11.4 feet
Create and solve an appropriate equation: Maria's earnings = Liam's earnings
0.20x = $625+0.10x.
Find x.
0.10x = $625; thus, x = $6250. At this level of food sales, these two people earn the same amount.