Use the triangle angle theorem:
All interior angles of a triangle equal 180 degrees.
If you use the theorem you should get the first one 19,70,91
The average speed of the canoe is 5 1/4 in kilometers per hour
Answer:
Step-by-step explanation:
0: -2
1: -4
2: -6
Slope = (y2 - y1)/(x2 - x1) = (-1 - 4)/(4 - (-3)) = -5/(4 + 3) = -5/7