-circumference is equal to pi×diameter, area is equal to pi×radius^2
-28.26÷3.14=9, 9÷2=4.5, 4.5×4.5=20.25, and 20.25×3.14=63.585
-rounded to the nearest hundredth, the answer is 63.59
Answer:
32 mins 50 seconds
Step-by-step explanation:
Total number of hours to read weekly 4
she has read for 45 minutes, so she has 4 hrs - 45 minutes = 3 hrs 15 minutes left
Dividing the time equally = 195 mins / 6
minimum number of minutes to read 32 minutes 50 seconds
Answer:
24?
Step-by-step explanation:
For this case we must solve a system of two equations with two unknowns, given by "x" and "y".
We have:
We multiply (2) by -1:
We add (1) and (3):
Clearing x:
We substitute in (2)
Thus, the solution of the system is
Answer:
The solution of the system is