Answer:

Step-by-step explanation:
1. find out how many times 21 can go into 52 (answer- 2 times)
2. find the remainder (answer- 10)
3. put the remainder over 21 (10/21)
4. make it a mixed number (2 10/21)
Answer:
3 and -3
Step-by-step explanation:
Answer:
1 or 3
Step-by-step explanation:
factors of 3 r 1 and 3
that's why 3 is a prime number
I believe it would be 29 because a supplementary angle is 2 angles that equal 180 so I would think to do 189-151=29
If it is a square all sides are equal, so the perimeter is equal to 4 times the length of one side...
4s=32
s=8in