Answer:
The area of this plate is 
.
Step-by-step explanation:
We have,
Circumference of a circular plate, C = 21.4 inches
The circumference of a circular shape is given by :
r is radius of circular shape
Area of this plate is given by :
So, the area of this plate is .
Answer:
2
Step-by-step explanation:
To evaluate the expression substitute t = 4 into the expression, that is
8/t = 8/4 =2
Answer:
There are 31 students in the class.
Step-by-step explanation:
Answer:
when you divide you get -11/12
if you have a calculator you could add the 5/8 and 3/4
then add the -2/3 and the -5/6
then divide the first answer by the second answer
Answer:
3a^2+12a-7
Step-by-step explanation:
