Answer:
D: r^2 = 4
Step-by-step explanation:
Square the radius: r^2 = 2^2 = 4 (answer)
88/8=11.
So multiply 4 by 11.
4x11=44
So the ratio is 88:44.
There are 44 girls at the dance
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Account B principle for B=400, principle for A=200
the awnser is 45