Answer:
135
Step-by-step explanation:
First, divide.
18 ÷ 4 = 4.5
Then, multiply.
4.5 × 30 = 135
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Answer:
Step-by-step explanation:
2πr/4=2π
r/4=1
r=4 cm
4 x 1/5 is 4/5 so it is not that one. 1/5+1/5+1/5+1/5 equals 4/5 so it is not that one. 2 x 2/5 is 4/5 so it is not that one.
2+2/5 is 12/5 so this expression does not equal 4/5
Answer:
Option 1 and 3
Step-by-step explanation:
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Answer:
length = 15 in
Step-by-step explanation:
length = √225 = 15 in
