Answer:
Step-by-step explanation:
circumference=2πr=6.28
r=6.28/2π=3.14/π=3.14/3.14=1
area=πr^2=π×1²=π=3.14 units²
Answer:
not sure
Step-by-step explanation:
Answer:
- 64% are from Noth America
Step-by-step explanation:
84 species in zoo,
5/12- north america
1/4-africa
- 64% are from Noth America
Answer:
y=40
x=59
z=81
Step-by-step explanation:
therfore..40+59+81=180