To solve this we are going to use the formula for the area of a circle:

where

is the area of the circle

is the diameter of the circle
We know from our problem that the area of our circle is 10 inches long, so

. Lets replace that value in our formula to find

:


We can conclude that the correct answer is: 78.54 square inches, or in centimeters: 506.7 square cm.
Step-by-step explanation:
Applicants can be filled by equal numbers thus 5 applicants can cover per shift
To solve this problem you will need to use the cross product method:
1/16 of an hour → write 1 card
3/4 of an hour → write X cards
(3/4) ÷ (1/16) = X
0.75 ÷ 0.0625 = X
12 = X
Joey can write 12 Thank you cards in 3/4 of an hour.
There you go! I really hope this helped, if there's anything just let me know! :)
Answer:
450 cubic meters
Step-by-step explanation:
- ( 15 X 5 X 3) + ( 15 x 5 x 3)
- 225 + 225
- 450 cubic meters
Austin didn't add the 2 prisms, he multiplied the 1st prism and kept it as the answer.