Pi×radius squared
Pi=3.14
radius squared= radius×radius
The answer is C you just add both angles together and subtract the sum by 180 because that’s what triangles equal to. Leaving you with the answer of 78°! hope this helped :)
Answer:
first you need to figure out how much is in a roll and then divide the answer you got for the first one by that number and then that should be your answer for ii, if I'm not mistaking.
Step-by-step explanation:
Answer:
18 students
Step-by-step explanation:
This is a division problem.
20 divided by 10/9
20/(10/9) =
= 20/1 * 9/10
= 180/10
= 18