anonymous
  • anonymous
3. If the radius of a circle is 4 cm, about what is the area of the circle? A. 64 cm2 B. 24 cm2 C. 32 cm2 D. 48 cm2 4. Paula weighs 105 pounds, and Donna weighs p pounds. Paula weighs more than Donna. Which expression shows the difference in their weights? A. 105 - p B. 105 × p C. 105 ÷ p D. 105 + p 5. Samantha is getting a new puppy! She plans to get either a labrador, a collie, or a golden retriever. She will name it either Buddy, Lucky, or Max. How many combinations of a dog breed and a name does Samantha have to choose from? A. 3 B. 12 C. 9 D. 4
Mathematics
katieb
  • katieb
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anonymous
  • anonymous
For the first one D
anonymous
  • anonymous
thanks
anonymous
  • anonymous
Do you want me to explain why??

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anonymous
  • anonymous
yes
anonymous
  • anonymous
please
anonymous
  • anonymous
The formula for finding the area of a cirle is pi r squared. we know that the radius is 4cm so we square that and get 16. Then you take 16 and multiply it by pi ir 3.14.
anonymous
  • anonymous
Oh thank you
anonymous
  • anonymous
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anonymous
  • anonymous
Number 2 is A
anonymous
  • anonymous
thanks
anonymous
  • anonymous
Oh the 3 one there is a drawing for
anonymous
  • anonymous
number 3 is C
anonymous
  • anonymous
thanks

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