A ball is thrown from a point 6 metres above the ground. The graph shows the height of the bake above the ground in metres. Estimate the speed of the ball in m/s after 1 second. You must show working.

Answer:
1.38
Step-by-step explanation:
1.7-0.4=1.8
1.8/1.3=1.38
On graph place point at (1,8) and draw a triangle