3 years ago

What is the area of the figure ?

Mathematics

1 answer:

egoroff_w [7]3 years ago

8 0

The answer to the problem is 1120

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A wood stove burns 4 same sized logs in 2 hours. How many logs does the stove burn in 8 hours?

tiny-mole [99]

Answer:

Step-by-step explanation:

16 because 2 divided by 8 equal 4 then 4x4 equal 16

6 0

4 years ago

Lisa's recipe for 6 dozen cookies has 3/4 cup of butter and 1 1/2 cups of sugar. How much butter does she need to make only 3 do

VikaD [51]

This is basic alegbra, you set up a proportions equations with dozen of cookies over butter. 6/ 3/4 equals 3/x. You cross multiply, 6x equals 2 1/4. You divide 6 on both sides of the equation to isolate x, the variable. 2 1/4 divided by 6 equals 0.375. The answer is 0.375 cups of butter

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3 years ago

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Y=-1,X+2y=-6 solve by substitution show all work

aev [14]

Answer:

$x=-4$

Step-by-step explanation:

$x+2y=-6$

$y=-1$

_________

$x+2\left(-1\right)=-6$

$x-2\times \:1=-6$

Multiply: 2*1= 2

$x-2=-6$

Add 2 to both sides:

$x-2+2=-6+2$

$x=-4$

________________

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5 0

3 years ago

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Answer this please, the answer is in the photo with the answer choices

cluponka [151]

Answer:

Step-by-step explanation:

$\cos^{2} \theta+\sin^{2} \theta=1 \\ \\ \sin^{2} \theta+\frac{1}{16}=1 \\ \\ \sin^{2} \theta=\frac{15}{16} \\ \\ \sin \theta=-\frac{\sqrt{15}}{4} \\ \\ \csc \theta=-\frac{4}{\sqrt{15}}$

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2 years ago

Find the power series expansion for f(x)= 4/(x+2); x doesn't equal 2, centered at 0

suter [353]

$\dfrac4{x+2}=\dfrac2{1-\left(-\frac x2\right)}=2\displaystyle\sum_{n\ge0}\left(-\frac x2\right)^n$

which is valid for $\left|-\dfrac x2\right|$ , or $|x|$ .

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3 years ago