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3 years ago

What is the value of x? 4 4√2 8 8√2

Mathematics

1 answer:

vaieri [72.5K]3 years ago

7 0

I believe its the last one 8v2

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Find the radius of this circle.<br> A = ar2<br> r = [?] ft<br> A = 9aft?

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A = $\pi$ . r^2

If A = 9 $\pi$ ft^2

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r = sqrt(9ft^2)

r = 3ft ( r>0)

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3 years ago

Answer #5,6,7,8,9,10

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$5)\ -2\times\frac{3}{7}=-\frac{2\times3}{7}=-\frac{6}{7}\\\\6)\ -2\frac{2}{3}\times4\frac{1}{10}=-\frac{8}{3}\times\frac{41}{10}=-\frac{4}{3}\times\frac{41}{5}=-\frac{164}{15}=-10\frac{14}{15}\\\\7)\ -2\frac{1}{5}\times(-1\frac{3}{4})=-\frac{11}{5}\times(-\frac{7}{4})=\frac{77}{20}=3\frac{17}{20}\\\\8)\ -1\frac{1}{4}\times9=-\frac{5}{4}\times9=-\frac{45}{4}=-11\frac{1}{4}\\\\9)\ -1\frac{5}{7}\times(-2\frac{1}{2})=-\frac{12}{7}\times(-\frac{5}{2})=\frac{6}{7}\times\frac{5}{1}=\frac{30}{7}=4\frac{2}{7}$

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