Answer: 
Step-by-step explanation:
This is a rectangle missing a piece which looks like a triangle.
Find the area of the rectangle and subtract the area of the triangle.
Rectangle:

Triangle:

Now subtract the area of the triangle from the area of the rectangle.

Answer:
x=118
Step-by-step explanation:
Slope is a measure of how steep a line on a graph is. You find slope by using a formula to find it (y2-y1/x2-x1) or by finding the rise over run of the line by analyzing the graph.
Answer:
2 hours
Step-by-step explanation:
If she was 5km away and is now 2km away she walked 3 km. To walk 3 km at 1.5 km/h you have to divide 3km by 1.5km to get 2 hours