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qwelly [4]
3 years ago
7

Find the area of the shaded polygons:

Mathematics
1 answer:
tigry1 [53]3 years ago
6 0

Answer:

10

4

Step-by-step explanation:

Purple: This makes two trapezoids. A=(a+b)/2 times h

1st = (4+1)/2 x 1 = 2.5  

2nd = (4+1)/2 x 3 = 5/2 x 3 = 2.5x3=7.5

Total = 2.5+7.5=10

Green: if you draw a line down the center, you can divide these into two more manageable triangles. A=1/2bh

1st = 1/2x2x2 = 2

2nd = 1/2x2x2 = 2

Total = 2+2=4

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The function g(x)=8(4x) is reflected across the x-axis to create f(x) What is the equation of f(x)?
Law Incorporation [45]

Answer:

g(x)=-32x

Step-by-step explanation:

When something is reflected over the x-axis. The x doesn't change, it's the y that changes. So let's just generally say you have the point (x, y). Reflecting this over the x-axis means the y is changing, so it becomes (x, -y). And since the g(x) represents the y, you multiply the entire thing by -1. So the new equation becomes: g(x) = -(8(4x)) = -8(4x) = -32x. So the equation is g(x) = -32x or -8(4x) if you want to leave it like how it was before.

7 0
2 years ago
Evaluate -4 +(-3) - (-2)
melomori [17]

Answer:

-5

Step-by-step explanation:

-4+(-3)-(-2)

-4-3+2

-7+2

-5

3 0
3 years ago
Read 2 more answers
Solve for n.<br> n+ 1 = 4(n-8)<br> 0 n = 1<br> O n = 8<br> 0 n = 11<br> n = 16<br> ?
Irina18 [472]
N=11
I’m not 100% sure
Hoped this helped
6 0
3 years ago
Read 2 more answers
Predict how many times you will roll a number less than 5 if you roll a standard number cube 250 times
Komok [63]

Answer:

150

Step-by-step explanation:

Rolling a 2, 3, or 4 should happen approx 60% of the time

250 x 60%= 150

3 0
3 years ago
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Which would be the best name for a function that takes the time of day and returns the numbers of coffee sold at a coffee shop?
konstantin123 [22]

Answer:

Coffee(time)

Step-by-step explanation:

A function's output variable will be:

output(input)

So we need to find the input variable and the output variable.

We know that when the time of day changes, we get a certain amount of coffee sold. This means that the amount of coffee sold is directly influenced by the time of day.

The time of day then becomes our input as the coffee sold relies on that number.

That leaves coffee sold as our output!

So the best name for a function in this scenario is Coffee(time).

Hope this helped!

3 0
3 years ago
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