The grade on the west side would be the vertical rise divided by the horizontal run or 525 divided by 800' or rounded off to 66% (a steep grade as in an underground mine a grade of 25% is considered very steep for vehicles to go up or conveyors to travel). On the east side the 40% grade was obtained by dividing the 525' vertical height by the 1300' run.
A, B and E.
Adding and multiplying the terms allow them to keep working. However, you must make sure that each variable is changed each time. Not just one as in C and D.
143 over 100 Would be an examaple of a mixed number would just fine.
Answer:
180 degree rotation
Step-by-step explanation:
This a parallelogram, thus a 180 degree rotation would make the figure appear to be the same.
