Calculate the areas of these rectangles.

a)

8 cm

3 cm

b)

5.2 cm

7.7 cm​

Answers

Answer 1

Answer:

a ) 24 cm

b) 40.04

Step-by-step explanation:

you literally just multiply them


Related Questions

3r^2 if r = 1/6 can someone help me please.

Answers

Answer:

Step-by-step explanation:

Answer:

f = 1/18ir^3

Step-by-step explanation:

Let's solve for f.

3r2ifr=1/6

Step 1: Divide both sides by 3ir^3.

3fir3/3ir3 =1/6/3ir3

f=1/18ir3

10.3
Problem Solving
33/5 as a whole number

Answers

Answer:

6 and 3/5

Step-by-step explanation:

It’s 6 and 3/5 your welcome!

5 kg equals how many grams

Answers

Answer:

5000

Step-by-step explanation:

Answer:

5000 thx!

Step-by-step explanation:

pls pls pls pls help, i will mark brainliest

Answers

Answer:

B)  81°

Step-by-step explanation:

∡1 ≅ ∡5 because they are corresponding angles

∡5 ≅ ∡7 because they are vertical angles

therefore, ∡1 ≅ ∡7

since the angles are equal we can create the following equation:

3x + 18 = 2x + 39

x + 18 = 39

x = 21

∡7 = 2(21) + 39

∡7 = 42 + 39

∡7 = 81

Add 3/10+ 33/100+ 1+ 7/10 ( in fraction form) (this is 4th grade not middle school) please help​

Answers

Step-by-step explanation:

Please refer to the attachment

McKenzie gets a base pay of 1,800 per month.She also earns 12% commission on the amount of car sales.If she sells 45,000 worth of cars how much money does she make in one month

Answers

9514 1404 393

Answer:

  7,200

Step-by-step explanation:

McKenzie's commission for the month is ...

  0.12 × 45,000 = 5,400

When that is added to McKenzie's base pay, she makes a total of ...

  5,400 +1,800 = 7,200

McKenzie makes 7,200 in a month when she sells 45,000 worth of cars.

Can someone help please.?

Answers

Answer:

D) [tex]\frac{(-p)}{(-3q)}[/tex]

Step-by-step explanation:

This option is the only correct one. To solve for this, insert the numbers into the equation: [tex]\frac{(-6)}{(-3x2)}[/tex]. To solve this, first multiply -3 s 2 at the denominator to get -6. Now divide -6 divided by -6 to get 1. The number 1 is greater than -9. All of the other options have answers that equal -9.

Hope it helps!

"Everyone has a financial plan, but not everyone has financial goals." Explain what you think this

Answers

Answer:

Everyone has financial a plan, but not everyone knows what to do to make the plan work. Planning is different from putting it into action.

Which quadratic rule represents the data in the table?
y= -2x2 + 5
y= -x2 + 5
y = x2 - 5
y = x2 + 5

Answers

Answer:

x^2 - 5

Step-by-step explanation:

x = -1, y = 1 - 5 = -4.

x = 0, y = 0-5 = -5.

x = 1, y = 1 - 5 = -4.

A bakery sold a total of 500 cupcakes in a day, and 83% of them were vanilla flavored. How many of the cupcakes sold that day were vanilla flavored?

Answers

   Total number of vanila flavored cupcakes sold in a day by the bakery is 415.

Calculations to find the actual number from its percentage:Expression to be used,

        Number of flavored cupcakes = percentage of vanila flavored

                                   cupcakes × Total number of cupcakes sold in a day

Total number of cupcakes sold by the bakery = 500

Percentage of the cupcakes having vanilla flavor = 83%

Number of vanila flavored cupcakes = 83% of 500

                                                             = [tex]\frac{83}{100}\times 500[/tex]

                                                             = 415

      Therefore, number of vanila flavored cupcakes sold by the bakery will be 415.

Learn more about the percentage here,

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Find the slope and y-intercept of equation y= 10x + 18

Answers

Answer:

slope is 10

y-intercept is 18

Step-by-step explanation:

The slope and y-intercept in y = 10x + 18 are 10 and 18 respectively.

What are lines and their slopes?

We know lines have various types of equations, the general type is

Ax + By + c = 0, and the equation of a line in slope-intercept form is

y = mx + b.

Where slope = m and b = y-intercept.

the slope is the rate of change of the y-axis with respect to the x-axis and the y-intercept is the (0,b) where the line intersects the y-axis at x = 0.

Given a line in slope-intercept form which is y = 10x + 18.

We know in y = mx + b, slope = m, and y-intercept = b.

∴ In  y = 10x + 18.

Slope = 10 and  y-intercept = 18.

learn more about lines and slopes here :

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12x + 2y = 6

A. solve for y

B. What is the slope and what is the y-intercept?

Answers

Answer:

y=3

B.Slope is -6 Y intercept is 0.5

Step-by-step explanation:

If 2/3n = -6, then 1/3n =

Answers

Then 1/3 equals -3 because half of 2 is one

Find the area of a square
with a side length of 3/4

Answers

Answer:

area of square

= side × side

= 3/4 ×3/4

=9/16

What do two equivalent expressions ALWAYS have in common?

A: The same value
B: The same variables
C: The same constant
D: Both have a equal

Answers

It’s c the same constant. Have a nice day!

What ordered pair would be located 2 units up on the y-axis?
Write answer (x,y);
10
9
8
2
0
5
7 8 9 10

Answers

(0,2) that is if you are starting from zero.

What is 240 more than 100

Answers

Answer:

340

Step-by-step explanation:

240 + 100 = 340

We are looking for a new number which is 240 more than 100.
We will get the new number by adding 240 to 100.
We write it down as:
100+240=340 so the answer is 340

Plz help!!!!
With this question

Answers

Answer:

GH = 15

Step-by-step explanation:

14. BC = 19

GH = 9x - 3

FE = 5x + 1

Given that GH is the midsegment of the trapezoid, therefore:

GH = (BC + FE)/2

Plug in the values

9x - 3 = (19 + 5x + 1)/2

9x - 3 = (20 + 5x)/2

Multiply both sides by 2

2(9x - 3) = 20 + 5x

18x - 6 = 20 + 5x

18x - 5x = 20 + 6

13x = 26

Divide both sides by 13

x = 2

✔️GH = 9x - 3

Plug in the value of x

GH = 9(2) - 3 = 18 - 3

GH = 15

Find the missing side of each triangle.
1)
15 m
9 m
A) 19 m
C) 8 m
B) 17 m
D) 12 m

Answers

Answer:

20

Step-by-step explanation:

it is because its a even number XD

PLEASE HELP ITS URGENT
8. Calculate the value of Angle B: ___________

Answers

Answer:

36

Step-by-step explanation:

First: add 24and 30 to get 54

Second: subtract 54 from 90

Third: then you get 36 as an answer

Which is equivalent to the expression below? |-3|
O
13
-1-31
O
3

Answers

it’s 3, absolute value makes everything positive
answer is 3 because absolute value is always positive

I really need help quickly please!!!!

Answers

Answer:The third one is!!

Step-by-step explanation:

The commutative property of addition says that changing the order of addends does not change the sum. Here's an example: 4 + 2 = 2 + 4 4 + 2 = 2 + 4 4+2=2+4

Yup absolutely right nice one

4. A bicycle tire has a radius of 13 ¼ inches. How far will the bicycle travel in 40 rotations of the tire? Round to the nearest tenth

Answers

Answer:

It should be 530 inches, so 44 feet.

Step-by-step explanation:

I am not 100% but I did 13.25 times 40.

it should be 530 inches so 44 feet

44. Manufacturing Ball bearings are manufactured with a mean diameter of 5 millimeters (mm). Because of variability in the manufacturing process, the diameters of the ball bearings are approximately normally distributed, with a standard deviation of 0.02 mm. (a) What proportion of ball bearings has a diameter more than 5.03 mm

Answers

Answer:

0.0668 = 6.68% of ball bearings has a diameter more than 5.03 mm

Step-by-step explanation:

When the distribution is normal, we use the z-score formula.

In a set with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the zscore of a measure X is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.

Manufacturing Ball bearings are manufactured with a mean diameter of 5 millimeters (mm).

This means that [tex]\mu = 5[/tex]

With a standard deviation of 0.02 mm.

This means that [tex]\sigma = 0.02[/tex]

(a) What proportion of ball bearings has a diameter more than 5.03 mm

This is 1 subtracted by the pvalue of Z when X = 5.03. So

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

[tex]Z = \frac{5.03 - 5}{0.02}[/tex]

[tex]Z = 1.5[/tex]

[tex]Z = 1.5[/tex] has a pvalue of 0.9332

1 - 0.9332 = 0.0668

0.0668 = 6.68% of ball bearings has a diameter more than 5.03 mm

The table shows the approximate diameters of four bacteria cells.
Bacteria Cell Diameters
Cell
Diameter
(meters)
w
0.0000029
х
0.000000024
Y
0.00002
N
0.00000027
Which list shows the bacteria cells in order from least to greatest diameter?

Answers

Answer:

Step-by-step explanation:

It’s b I think

HELP ME!
Write an equation where a number is added to a variable, and a solution is -8.

Write an equation where a number is multiplied by a variable, and a solution is - 4/5 (negative four fifths)

also dont answer if you don't know

Answers

Let the variable be x

A number isn’t given so pick any number.

Let’s use 10

Set up the equation to get:

X + 10 = -8

Solve for the variable by subtracting 10 from both sides:

X = -18

Let the variable be y and pick any number, let’s use the number 2.

Equation: 2 x y = 4/5

Solve for y by dividing both sides by 2:

Y = 2/5

Can someone help? I’ll give brainliest

Answers

Answer:

yes i will!

Step-by-step explanation:

3,668 > 13,667
Yes No
8,136 > 8,036
Yes No
5,937 = 5,397
Yes No
67,499 > 67,500
Yes No

Answers

Answer:

Step-by-step explanation:

3,668 > 13,667 No cuz 3,668 is not greater than 13,667

8,136 > 8,036 Yes 8,136 is greater than 8,036

5,937 = 5,397 No cuz 5,937 doesn't equal to 5, 397

67,499 > 67,500 No cuz 67,499 doesn't equal to 67,500

can i be brainiest

HELP PLEASEEEEE PLEASE HELP

Answers

Answer:

What do you need help with?

Step-by-step explanation:

The measure of Angle D is
degrees.
O=41 degrees

Answers

Answer:

49°

Step-by-step explanation:

O=41° and G=90° (because it is a right angle).  The sum of the interior angles of a triangle is 180°.  So, add the known angles, 41°+90°=131°.  Since the sum of all three angles needs to be 180°, subtract the known angles from the total, 180°-131°=49°, to find the unknown angle.  

The angle D in triangle OGD measures 49 degrees.

To find the measure of angle D in triangle OGD, we can use the fact that the sum of the angles in a triangle is always 180 degrees.

Given that angle O is 41 degrees and angle G is 90 degrees, we can substitute these values into the equation:

Angle O + Angle G + Angle D = 180

41 + 90 + Angle D = 180

131 + Angle D = 180

Now, we can solve for angle D by subtracting 131 from both sides:

Angle D = 180 - 131

Angle D = 49

Therefore, angle D in triangle OGD measures 49 degrees.

To know more about triangle:

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