Question

(15 points)
The graph below represents the heart rate of Kelly as she exercises at the local YMCA. She exercises for 45 minutes in a Cross Fit class. Use this graph to answer the questions below.

1. Using math, determine the exact rate of change for the increase (warm‐up). Explain how you got your answer.

2. Using math, determine the exact rate of change for this time period. Explain how you got your answer.

3.Using math, determine the exact rate of change for the decrease (cool down). Explain how you got your answer.

Answer 1

Answer:

1) 2 m/s

3) 1.5 m/s

Please mark it as the Brainliest answer

Answer 2

Hormones are chemical substances that act like messenger molecules in the body. After being made in one part of the body, they travel to other parts of the body where they help control how cells and organs do their work. For example, insulin is a hormone that's made by the beta cells in the pancreas.