3 years ago

How many triangles can I make with side lengths of 15 in, 7 in, and 4 in?

1 answer:

3 0

If those sides can form a triangle, the longest side must be less than the sum of the other 2 sides.

15 is NOT less than (7 + 4) and therefore no triangle can be formed.

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Answer:

23 times 12 times 2= 552. but i dont understand the last part so think there is a typo

Step-by-step explanation:

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2 years ago

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If As income is 20% more than Bs income, how much percent is Bs income less than As income

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$As\ is\ 120\%\ Bs\\\\120\%=1.2\to\frac{As}{Bs}=1.2\\\\\frac{As}{Bs}=\frac{12}{10}\to\frac{Bs}{As}=\frac{10}{12}\to\frac{Bs}{As}=\frac{5}{6}\\\\\frac{5}{6}\cdot100\%=\frac{500}{6}\%=83\frac{1}{3}\%\\\\100\%-83\frac{1}{3}\%=16\frac{2}{3}\%\\\\Answer:Bs\ income\ is\ 16\frac{2}{3}\%\ less\ than\ As\ income.$

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Answer:

x(x + 4) = 21

Step-by-step explanation:

Area = length * width.

21 = x + 4 * x

x(x + 4) = 21

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2 years ago

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What does X equal 9.6x − 15.4 = −4.4x − 11.2 A.) x = 0.3 B.)x=−0.3 C.) x = −3 D.) x = 3

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The answer is A) x=0.3

Step-by-step explanation:

Move all terms containing xx to the left side of the equation.

14x−15.4=−11.2

Move all terms not containing x to the right side of the equation.

14x=4.214x=4.2

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2 years ago

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15+12+6= total number of marbles
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