Answer:
C. 15
Step-by-step explanation:
Small triangle is similar to larger one so we can use the similarity ratio to solve the question:
CE/CA = DE/AB
4/12 = 5/AB cross multiply expressions
4AB = 60 divide both sides by 4
AB = 15
I need more information for help you answer this
Answer:
186 beats per minute
Step-by-step explanation:
The maximum heart rate (r ) in beats per minute is modeled by the equation :
r = 220 - a ...(1)
Where
a is age of the person in years
If Sanchez age is, a = 34 years
Put a = 34 in equation (1)
r = 220 - 34
= 186 beats per minute
Hence, the maximum heart rate is 186 beats per minute.
Answer:
11f+12
Step-by-step explanation:
Because the fs go together and so do the normal answers.
Answer:
The average rate of change is 
Step-by-step explanation:
Given function that shows the population of a culture of cells,
Where, t represents the number of weeks.
Thus, the average rate of change in the population over the interval [0,24],
From equation (1),
