Find the area of the shaded polygons
PLS HELP ASAP AGAIN!!!

Find The Area Of The Shaded PolygonsPLS HELP ASAP AGAIN!!!

Answers

Answer 1

9514 1404 393

Answer:

  9 square units

Step-by-step explanation:

Pick's theorem is a useful relationship in circumstances like these. It tells you the area is ...

  A = i + b/2 - 1

where i is the number of interior points (8), and b is the number of points on the border (4).

The area of this figure is ...

  A = 8 + 4/2 -1 = 9

The area of the polygon is 9 square units.

_____

You can also get there by realizing the bounding rectangle is 4 units square. From that, corner triangles are cut. CW from upper left, those triangles have (base, height) dimensions of (3, 2), (1, 3), (3, 1), and (1, 2). So, the total of their areas is (1/2)(6 +3 + 3 +2) = 7 square units. The shaded area is then 16-7 = 9 square units, same as above.


Related Questions

Sandra took 4 tests in math and her mean score was 18. I she scored 18, 22, and
17 in three tests, find Sandra's score in the fourth test.

Answers

Answer:

15

Step-by-step explanation:

(18+22+17+x)/4=18

18+22+17+x=18×4

57+x=72

x=72-57

x=15

3. Which situation is best described by the graph shown?
HELLPPP PLEAAAASEEE

A. Allison purchases lemons for $0.75 each.
B. Sophia buys 12-packs of soda for $1.75 each.
C. Jacob buys packs of gum for $1.50 each.
D. Garrett buys limes for $0.80 each.

Answers

The anwser is a because

What percent is 72 out of 120?

Answers

The answer is 60% I hope this helps

The solution shown for the equation is incorrect. What is the correct​ solution? What is the​ error?
−9​(3−​r) = 45
−27−9r = 45
−9r = 72
r = −8

The solution is ____

Answers

-9(3-r)=45
-27+9t=45
9r=45+27
R=72/9
R=8
The answer is 8 not -8

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the zeros 4 and 3−i.

Answers

Answer:

[tex]P(x) = x^3 - 10x^2+ 34x-40[/tex]

Step-by-step explanation:

Given

[tex]p =1[/tex] -- Leading coefficient

[tex]Zeros: 4\ and\ 3 - i[/tex]

Required

Determine the polynomial

Represent the zeros with a and b

Such that

[tex]a = 4[/tex]

[tex]b = 3 - i[/tex]

The polynomial is:

[tex]P(x) = p * (x - a) * (x - b)[/tex]

[tex]P(x) = 1 * (x - 4) * (x - (3 - i))[/tex]

However, to solve further: We need to symmetrise over 3-i  and its conjugate

[tex]P(x) = 1 * (x - 4) * (x - (3 - i))* (x - (3 + i))[/tex]

[tex]P(x) = (x - 4) * (x - (3 - i))* (x - (3 + i))\\\\[/tex]

To define a suitable function, the expression becomes

[tex]P(x) = (x - 4) * ((x - 3)^2+1)[/tex]

[tex]P(x) = (x - 4) * ((x - 3)(x - 3)+1)[/tex]

[tex]P(x) = (x - 4) * (x^2 - 6x + 9+1)[/tex]

[tex]P(x) = (x - 4) * (x^2 - 6x +10)[/tex]

Open bracket

[tex]P(x) = x^3 - 6x^2 +10x - 4x^2 + 24x-40[/tex]

[tex]P(x) = x^3 - 6x^2 - 4x^2+10x + 24x-40[/tex]

[tex]P(x) = x^3 - 10x^2+ 34x-40[/tex]

Which is a diagonal through the interior of the cube?

Answers

Help me out give a stranger brainlisest
Step-by-step explanation:

Every cube has 8 vertices and 6 faces. ... Diagonal through interior of the given cube will be the segments joining the vertices A-H, G-B, C-F and D-E. Therefore, from the given options diagonal of the interior of the cube will be Side AH.

One leg of a right triangle is 3 cm and the hypotenuse is 5 cm. Joni found the length of the other leg by evaluating √32 + 52. What error did she make? How would you help her correct her error so she is less likely to make the same error in the future?

Answers

Answer: See explanation

Step-by-step explanation:

We should note that the hypothenuse is the longest side in a triangle. Therefore, the length of the other side will be represented by x. This is then solved below:

x² + 3² = 5²

x² + 9 = 25

x² = 25 - 9

x² = 16

x = ✓16

x = 4cm

The other leg is 4cm

Joni shouldn't have added the hypothenuse to the other leg but rather subtracted the square of the other leg from the square of the hypothenuse and then find the square root.

Solve the equation. You may find using algebra tiles to be helpful.


2x + 7 = 13

x =

Answers

move everything to one side
2x+7-13
=2x-6

Answer:

x= 3

Step-by-step explanation:

Move all the terms that do not contain x to the right side and solve.

Hope this helped!

⭐ Please consider giving Brainliest if this answer helped you ⭐

Question #8 help me plz

Answers

Answer:

UH HOLD ON RIGHT QUICK CAN YOU TELL ME THE QUESTION  

Step-by-step explanation:



A heron is perched in a tree 50 feet above sea level. Directly below the heron, a pelican is flying 17 feet above sea level. Directly below the birds is a trout, swimming 23 feet below sea level.



True or False

A. The difference in height between the pelican and the heron is -33 feet.

Answers

Answer:

False

Step-by-step explanation:

This is because there both above sea level and 50-17=33 not -33

Find the value of x. Round to the nearest 10th. Plzzz help!!!

Answers

Answer:

x = 7.15

Step-by-step explanation:

Taking 33 as the reference angle,

hypotenuse = x

base = 6

Cos 33 = base/hypotenuse

Cos 33 = 6 / x

x = 6/ cos 33

x = 7.15

7.15 when it’s rounded to the nearest 10th

Gretchen is setting up for a banquet. She had 300 chairs and needs to distribute them evenly among t tables. (in algebra)

Answers

Answer:

The expression is 300/t, , or 300 divided by t

Step-by-step explanation:

Graph y ≤ (x + 2)^2.

Click on the graph until the correct graph appears.

Answers

Answer:

the first one is the correct one

Step-by-step explanation:

a great way to check this is to use demos .com

Answer:

its the first one

Step-by-step explanation:

our  vertex is (-2,0)

so replace it in the equation y ≤ (x + 2)^2

so, 0 ≤ (-2 + 2)^2

= 0 ≤ (-4)^2

= 0 ≤ 16

look at that statement, is 0 less than or equal to 16? Yes. Therefore it is correct, so you shade out side of the parabola.

TIP: If the parabola opens up and:

        y <, then shade outside.

        y >, then shade inside.

Do the opposite if the parabola opens down.

Done<
In the diagram below, AB BC, and mZBCD = 115°. Find mZB.
Statement
B.

Answers

50

B.

I took the test :)

whats the equation for the table

Answers

Answer:

y= 32x

Step-by-step explanation:

Use slope formula

192-128/6-4= 64/2

M=32x

Find y-intercept (if any)

128=32(4)+b

128=128+b

B=0

2. You went out to eat with 3 friends and your meal cost $82.50. How much was the bill if
6.75% sales tax was included?
How much would you tip the waiter, if you wanted to leave a 20% tip?

Answers

Answer:

17.61

Step-by-step explanation:

82.50 x 0.0675 = 5.57

82.50 + 5.57 = 88.07

88.07 x 0.20 = 17 61

hope this helps

Natalia buys a stamp priced at $51.00. The sales tax rate is 4.2%.
What is the tax amount to the nearest cent?


please answer this :,)

Answers

Answer:

$53.14

Step-by-step explanation:

$51.00+4.2%

53.14200

round:53.14

I need help asap this is Trigonometry

Answers

Answer:

∠BAC = 54.11°

Step-by-step explanation:

cos ∠BAC = 17/29 = 0.5862

∠BAC = 54.11°

please help out!!!!!

Answers

Answer:

SSS

Step-by-step explanation:

It will be SAS or AAS or ASA if there is the little angle sign that looks like a semi-circle in the corner. But the Lines in the side of the tringles indicate side not angle

Evaluate the expression when m=12

Answers

Answer:

Where's the expression?

Step-by-step explanation:

What is the value of x

Answers

b is your correct answer hope help you

Use the simple interest formula to find the interest earned and the ending balance. I = Prt (please show work)


1. $9,000 at 4% for 2 years

Answers

Answer:

720

Step-by-step explanation:

I = Prt

I = (9000)(0.04)(2)

I = 720

Lorenzo's family is driving to the beach to go kayaking with sea otters. The beach is 85 miles from Lorenzo's house. They have already driven 63 miles. Help and plz put the equation

Answers

Answer: See explanation

Step-by-step explanation:

Your question isn't complete but I'm guessing that you want to find the equation to know the miles left for Lorenzo family to reach the beach.

The equation will be gotten by subtracting the distance that the family has driven already from the total distance from their house to the beach. This will be:

= 85 miles - 63 miles

= 22 miles

How do you simplify
1 π (64)^2 (6)

Answers

Answer:

if you multiply pi by 64^2 times 6 then it comes out to 77207.78

Step-by-step explanation:

64^2 = 4096

4096 (6) = 24576

24576 (π) ≈ 77207.78

The answer for the question is 24576 π. (Decimal 77207.78015)

If one set of opposite sides of a quadrilateral are parallel but not equal, then what would be the name of the quadrilateral??

Answers

Answer:

a trapezoid i think

Step-by-step explanation:

i hope this helps

Super sorry if if im wrong

PLEASE HELP
What do the ratios 15:5 and 15:22 represent?
15:5 compares losses to wins and 15:22 compares games to wins.
15:5 compares wins to losses and 15:22 compares wins to games.
15:5 compares wins to losses and 15:22 compares wins to ties.
15:5 compares wins to ties and 15:22 compares wins to games.

Answers

15 : 5 = 15 : 5

15 : 5 =  1 : 0.33333333333333

=  3 : 1

=  3 : 1

15

15 + 5

= 75%

Answer:

B

Step-by-step explanation:

15:5 compares wins to losses and 15:22 compares wins to games.

What is the volume of the prism?
*Do NOT round your answer.

Answers

Answer:

300 in³

Step-by-step explanation:

Hello There!

The prism shown is a rectangular prism

The formula for volume of a rectangular prism is

[tex]Volume=lwh[/tex]

where l = length w = width h = height

so we are given all of the dimensions so to find the volume all we have to do is plug in the values into the formula

so

[tex]V=10*5*6\\10*5=50\\50*6=300\\V=300 in^3[/tex]

Answer:

the volume of the prism=length ×breadth ×height =10×5×6=300in³

In degrees, what is the measure of

Answers

Answer:

m<PFR=62

m<RFT=28

m<MFE=28

m<EFT=152

HOPE THIS HELPS

-Todo <3

Step-by-step explanation:

90=x+6+3x-4

90=4x+2

-2   -2

88=4x

/4    /4

x=22

3(22)-4=66-4=62

22+6=28

180-28=152

Which of the following is a sinusoid?
O A. y = x
OB. x2 + y2 = 1
O C. y = cos x
O D. y=[x]

Answers

The correct answer is c y=cos x

The function y = cos(x) : represents a sinusoid. It has a maximum value of 1 and minimum of -1.

What is sinusoid?A sine wave or a sinusoidal wave is graph representing the sine function.It has a maximum value of 1 and minimum of -1. It is a periodic function.The sine function is given by {y} = sin{x}.

Given is to identify which of the given functions are sinusoids.

Now, we can see that -

y = x : represents a straight line.

x² + y² = 1 : represents a circle with unit radius.

y = cos(x) : represents a sinusoid. It has a maximum value of 1 and minimum of -1.

Therefore, the function y = cos(x) : represents a sinusoid. It has a maximum value of 1 and minimum of -1.

To solve more questions on functions, visit the link below-

https://brainly.com/question/30194223

#SPJ7

I need this done today whoever gets this correct gets brainliest!!! PLZZ HELPP MEE!!!
hurryy

Answers

Answer:

1) true

2) false

3) true

4)false

Step-by-step explanation:

It's a number cube with 1-6

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