Page 78 - TB_5B

c. A ball bounces back 0.4 of the falling height. Draw pictures to help
If the ball is dropped at the height of 10 m, you solve this type of
find the total distance the ball traveled after
the ball hits the ground 3 times. problem.
Find the distance traveled
Explanation: each time and add them
The distance of the ball traveled is shown below. to find the total distance.

10 (10 0.4) 2 (10 0.4 0.4) 2
10 8 3.2
21.2

Answer: 21.2 m

d. A ball bounces back 0.6 of the falling height.
If the ball is dropped at the height of 20 m, find the total distance
the ball traveled after the ball hits the ground 3 times.

Explanation:

Answer:

23. Say Goodbye to Decimals! 67