Answer:
Let R = radius of big circle
r=radius of small circle
A1=Area of small circle
A2=Area of big circle
R=9r
A1=50cm^2
A1=pi*r*2
A2=pi*R^2
A2=pi*(9r)^2
A2=81*pi*r^2
A2=81*A1
A2=4050cm^2
Hence the big circle has area of 4050cm^2
Step-by-step explanation:
Answer: The discounted price is $14.72 for the two medium cheese pizzas.
17.95 × 0.18 (18%) = 3.231
17.95 - 3.231 = 14.719
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Answer:
I think its A
Step-by-step explanation:
brainiest please I really need it
2 3\8 - 3 1\4 you have to get the denominators the same so you multiply 3 1\4 by 2 which is 3 2\8. 2 3\8 - 3 2\8. I think the answer is -1 1\8
