Circumference=2pir
r=5
pi=3
circumference=(2)(3)(5)
circumfernce=6(5)
circufmerence=30
answer is 30cm
70
make 30 minutes into an hour then divide 140 by 2
140/2=70
70x1=70
Answer:
Step-by-step explanation:
The greatest common factor they share is 4.

Answer:
No Solution
Step-by-step explanation:
There is no number that can replace x to make the equation true.