Answer:
b
Step-by-step explanation:
polygons is a plane figure that is described by a finite number of straight line segments connected to form a closed polygonal chain or polygonal circuit
68 minus 19 is 49
So the answer is there are 49 more children in the school then on the playground.
How are the two triangles?
Average rate of change using formula

Just plug in and simplify!
Answer:
105 miles
Step-by-step explanation:
The ratio you have is 1:15
So you must multiply 7 by 15 to find the actual distance in miles.
7*15=105