4. Xavier has a rectangular piece of card. He cuts off the four corners.
What do the angles of the remaining shape add up to?

Answers

Answer 1

Answer:

1080°

Step-by-step explanation:

the rectangle has 4 sides and 4 angles of 90° angles; when the corners are cut, there are now 8 sides and 8 angles, aka an octogon, which has the total angles of 1080°


Related Questions

brainliest answer will be given

Answers

Where’s the picture for this can’t just guess ???

Given the figure below, find the values of x and z.

Answers

Answer:

make me brainlaiest.....

Answer:

The value of x = 5

The value of z = 107

Step-by-step explanation:

=> (6x+43)° +107° = 180° { linear pair }

=> 6x+43 +107 = 180

=> 6x + 150 = 180

=> 6x = 180-150

=> x = 30/6

=> x = 5

Now solve for z ,

107 = z { Vertically opposite angle }

Find the value of two numbers if their sum is 12 and their difference is four.

Answers

Answer:

8 and 4 is the answer!

x + y = 12 , x-y = 4
x= 4+ y

4+y+y=12
y = 4
x = 8

So , 4 and 8
Good Luck.

Select all tables that show a porportional relationship hurry pls thx

Answers

Answer:

the 4th table and the last one

Step-by-step explanation:

1. On her birthday, Shruti bought 2 kg sweets and distributed 1 kg 500 g among her classmates. How much sweets were left with her? ​

Answers

Answer:

500g

Step-by-step explanation:

since she brought 2 kg of sweets, and distributed to her classmates, that means we wil sustract 2 from 1,5 and that will be 0.5 or 500g

I hope I helped you! :)))

Answer:

500g

Step-by-step explanation:

She initially had 2 kg and gave away 1 kg 500 to her classmates

1000 g = 1 kg

500 g   = ?

500 g = half a kilogram

So, 1kg 500g is 1.5 kg

So, to get how much sweets were left with her, we subtract 1.5 kg from 2 kg.

2 - 1.5 = 0.5 kg

So, she was left with 0.5 kg or 500g of sweets


what is the constant of proportionality in the equation x/y = 2/9

Answers

Answer:

The constant of proportionality is 4.5

Step-by-step explanation:

To demonstrate the constant of proportionality, we typically use variable k. The equation can look like y/x=k or y=kx
y/x=k
9/2= 4.5

The constant of proportionality is 4.5.

To check the work, we can use the other equation, y=kx.

y=kx

y=4.5(2)

y= 9

Find the value of f(5) y = f(x) on a graph

Answers

graphing

f ( 5 )

y =  f ( x )

Solve for x. .
32
Answers
(2x - 12)
X = 35
x = 51
x = 80
x = 96

Answers

Step-by-step explanation:

plug in the values of x in the function

1. 58

2. 90

3. 148

4. 180

Frank traveled 5.3 kilometers from work to home in 30-minutes. Which of the following values is closest to the average speed, in miles per hour?

Answers

Frank's average speed is the rate of the distance traveled and the time

Frank's average speed is 6.58 miles per hour

How to determine the average speed

The given parameters are:

Distance = 5.3 kilometers

Time = 30 minutes

The average speed is then calculated as:

Average speed = Distance/Time

Substitute known values

Average speed = 5.3km/30 minutes

Convert time to hours

Average speed = 5.3km/0.5 hour

Convert the distance to miles

Average speed = 3.29 miles/0.5 hour

Evaluate the quotient

Average speed = 6.58 miles per hour

Hence, Frank's average speed is 6.58 miles per hour

Read more about average speed at:

https://brainly.com/question/4931057

write an equation in slope intercept form for the line that has a slope of 2/3 and y intercept of (0,-5)​

Answers

Answer:

y=2/3x-5

Step-by-step explanation:

Please tell me the answer fast!
The question is: Fill in the box by choosing the correct option for the given factor tree of 120​

Answers

Answer:

12,2,3

Step-by-step explanation:

Answer:

12,2,3 because 10×12=120 and 3×2=6

What are the answers to number 12 and 14? Pls help!!!! 15 points :)

Answers

12. b
14. A
I hope it's right

Starting from the same place, Ryu walks due west and Samantha walks due east.

On the number line, 0 represents their starting point, negative values represent the distance traveled west and positive values represent the distance traveled east. All values are given in feet.

A number line ranging from minus 660 to plus 660. Tick marks are every 60 units. A point labeled Samantha is located at two tick marks to the right of zero. A point labeled Ryu is located at 8 tick marks to the left of zero.

How many feet apart are Ryu and Samantha on the number line?

Enter your answer in the box.

Answers

For Samantha, 2 tick marks east is 120 units east because 1 tick is 60 units.

For Ryu, 8 tick marks west is 480 units west because 1 tick is 60 units.

They are walking to form a line. Just add their distances from 0.

120 + 480 = 600.

--------------------------0----------------------------

Ryu: 480                         Samantha: 120

         480              +             120           =    600.

600 units, or feet.

Select the correct answer from each drop-down menu.
The length of arc PR is 12 centimeters and its measure is 60° on circle O.
The area of sector POR is approximately
centimeters
square centimeters, and the perimeter of sector POR is approximately

Answers

Answer: • 68.76

• 34.92

Step-by-step explanation:

edmentum answer

Scott had a balance of $1910.30 in his bank account on August 1st. On August 12th, he wrote a check to the local car shop for $75.00, then on August 21st his friend gave him a check for deposit $41.50. Then he bought groceries for 210.25. How much money does she have in her bank account?

Answers

Answer: $‭1,666.55‬

Step-by-step explanation:

The amount of money that Scott will have in the bank will be the total of the money that was in the bank at the beginning of August plus any money received, less any money that was disbursed.

= Beginning balance + check from friend - check to local car shop - cash spent on groceries

= 1,910.30 + 41.50 - 75.00 - 210.25

= $‭1,666.55‬

Figure is assuming groceries were paid for by cash from bank account.

An angle measures 1.2° more than the measure of its complementary angle. what is the measure of each angle?

Answers

Answer:

44.4°

Step-by-step explanation:

Two complementary angles add up to 90°. Let's call one of the two x, and the second 90-x (in fact, [tex]x+(90-x) = 90[/tex]).

At this point we can use the second condition: the first angle, plus 1.2°, is equal to the complementary.

[tex]x+1.2=90-x \rightarrow 2x=88.8 \rightarrow x = 44.4[/tex]

What is the simplified form of cos ??

Answers

Answer:

[tex]\frac{\sqrt{2} }{2\\}[/tex]

Step-by-step explanation:

A triangle has a total of 180° (B is a 90° angle)

Take 180° - 90° to find the angle of A + C which equals 90°

take 90°/2 to get the angle of C which is 45°

and to check that take 45°+45°+90°= 180°

Now...

cos (C)

cos(45°) = [tex]\frac{\sqrt{2} }{2}[/tex] [Answer]

Please rate!!

Trigonometry, I also need help with this, 66 points because why not?

Answers

Answer:

[tex]\cot(\theta)=\sqrt{2}[/tex]

[tex]\implies \dfrac{1}{\tan(\theta)}=\sqrt{2}[/tex]

[tex]\implies \tan(\theta)=\dfrac{1}{\sqrt{2}}[/tex]

[tex]\implies \theta=35.26438968...\textdegree \pm180\textdegree n[/tex]

[tex]\implies \theta=215.26438968...\textdegree[/tex]

⇒ Opposite side to angle = 1,  Adjacent side to angle = √2

⇒ Hypotenuse = √(1² + √2²) = √3

[tex]\implies \cos(\theta)=\dfrac{A}{H}=-\dfrac{\sqrt{2}}{\sqrt{3}}=-\dfrac{\sqrt{6}}{3}[/tex]

[tex]\implies \sin(\theta)=\dfrac{O}{H}=-\dfrac{1}{\sqrt{3} }=-\dfrac{\sqrt{3}}{3 }[/tex]

[tex]\implies \tan(\theta)=\dfrac{O}{A}=\dfrac{1}{\sqrt{2}} = \dfrac{\sqrt{2}}{2}[/tex]

yoko made $323 for 17 hours of work. at the same rat how much would she make for 8 hours of work

Answers

Answer:

$152

Step-by-step explanation:

To find Yoko's hourly pay, we will divide the $323 she made after working by 17, which is the number of hours she worked:

323 ÷ 17 = 19

We now know that Yoko makes $19 an hour (dang, she's probably a doctor or something) however, we're not done yet.

We will multiply $19 by 8 hours of work to see how much she'll make after 8 hours:

19 × 8 = 152

Yoko makes $152 after 8 hours of work.

Please rate 5 stars and/or say thanks if I helped!

~Roi

PLEASE HELP ME ASAP ITS DUE IN 10 MINUTES

Answers

Answer:

Please see below :)

Step-by-step explanation:

I'll give the letters and match it with the numbers:

a - 3

b - 2

c - 4

d - 1

e - 2

f - 4

g - 1

h - 3

Please let me know if any of these are incorrect!

What is the result of the construction shown?
A. Angle bisector
B. Copying an angle
C. Copying a line segment
D. Perpendicular bisector

Answers

Answer:

Option C: Copying an angle

Step-by-step explanation:

Angle bisector is a line through an angle that will split that angle to 2 equal angles. Thus, option A is wrong as no angle is being split.

Copying an angle involves reproducing a particular angle in another construction. The image shows us that there is an attempt to reproduce the perpendicular angle of 90°. Thus, option B is correct.

Copying a line segment involves creating the exact size of line in another construction. The image doesn't depict that. Thus option C is wrong.

Perpendicular bisector is when we draw a perpendicular line through a horizontal one to divide it into 2 equal parts. This is not the case here. Thus, option D is wrong.

Sorry if it’s blurry, please help

Answers

Answer:

-7 & 1

Step-by-step explanation:

[tex] - 7 \times 1 = -7 \\ \\ - 7 + 1 = - 6[/tex]

Hope it helps you in your learning process.

What is the change in the scale factor from the old scale to the new scale?

Old: 1 inch = 3.3 feet. New: 1 inch = 1.1 feet.

Answers

Answer:

3 to 1

Step-by-step explanation:

It is divided by 3.

Which intersection forms a parabola?

Answers

Answer

A plane intersects only one nappe of a double-napped cone, and the plane is not parallel to the generating line of the cone.

Step-by-step explanation:

Parabola is a symmetrical open plane bend framed by the crossing point of a cone with a plane parallel to its side. The way of a shot affected by gravity in a perfect world takes after a bend of this shape.

Complete the square
[tex]2x^2+16x-7[/tex]

Answers

Hey there!

[tex]\fbox{2x²+16x-7}[/tex]

[tex]\fbox{2(x + 4)² - 39}[/tex]

Determining Possible Side Lengths
The distance between Lincoln, NE, and Boulder, CO, is about 500 miles. The distance between Boulder, CO, and a third city is 200 miles.

Assuming the three cities make a triangle on the map, which values represent the possible distance, d, in miles, between Lincoln, NE, and the third city?
< d

Answers

Answer:

300<d<700

Step-by-step explanation:

Answer:

300 < d < 700

Step-by-step explanation:

we know thatin the triangle ABCAB=500 milesBC=200 milesAC=xApplying the Triangle Inequality Theorem1) 500+200 > x------> 700 > x------> x < 700 miles2) 200+x > 500----> x > 500-200------> x > 300 milesthe solution for x is 300 < x < 700

Stuffed animals each weighing 1 over 4 pound are on a scale. The scale shows 1 1 over 2 pounds. How many stuffed animals are on the scale?

Answers

Answer:

6 stuffed animals

Step-by-step explanation:

if 1/4= 1 then 1x6= 1 1/2

Answer: The answer is: 6

Step-by-step explanation: I have my ways ;>

Have a nice day!

-Sunny

3x + 2 =x +4(x+2) solve for x

Answers

Answer:

x= -3

Step-by-step explanation:

I do not have one sorry,

What is x/5 + 3 = 10 solve for x

Answers

Answer: x=35

Step-by-step explanation: hi! i’m happy to help. subtract the three from both sides, multiply the entire problem by 5 to even out the x, and there’s your answer :)

It’s probably 35.......

88 is a solution to 1/8x=11 because

Answers

See below...

(1/8)x = 11

Muliply 8 on both sides...

x = 88

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