Answer:
To find your heart rate you would, D. 220 - your age
Step-by-step explanation:
You can calculate your maximum heart rate by subtracting your age from 220. For example, if you're 45 years old, subtract 45 from 220 to get a maximum heart rate of 175. This is the average maximum number of times your heart should beat per minute during exercise
Answer:
8.18 cubic inches
Step-by-step explanation:
An orange is a sphere so you will use the formula for the volume of a sphere.
V= 4
/3 * π * r^3 r^3= 1.25* 1.25 * 1.25= 1.953
V= 4/3* 3.14 * 1.953 = 8.176=8.18
Answer:
12.
Step-by-step explanation:
to find the permiter of a rectangle you add the lengths of the rectangles four sides .
2f+6+4f=6+6f
6f+6-6=6-6+6f
6f=6f
This means f can equal any number which we call mathematically infinite solution or infinitely many solutions
