What is the area of the trapezoid if the bottom base is 4x-5 and the top is 6x+3 with both sides being -5x+10?

Answers

Answer 1

Step-by-step explanation:

Area=(a+b)/2 x h

a=6x+3

b=4x-5

h=-5x+10

Area= -25x^2+55x-10


Related Questions

can someone please help me with this

Answers

Answer:

3. How many faces do each of the following have?

cube - 6 facessquare pyramid - 5 facestriangular pyramid - 4 facespentagonal pyramid - 6 faces

Hope this helps!

find the square root of 20 upon 121

Answers

Answer:

heres the square root of 20 4.47214 but i dont know what else to do for this answer. (sorry)

Step-by-step explanation:

√20 = √(4 * 5) = √4 * √5 = 2√5 ≈ 4.47214

The ratio of men to women working for a company is 6 to 5 . If there are 65 women working for the company, what is the total number of employees?

Answers

Step-by-step explanation:

[tex]\frac{men}{women} =\frac{6}{5}[/tex]

If there are 5 women = 6 men

If there are 5(13) women = 6(13) men

If there are 65 women = 78 men

So there are 65 + 78 = 143 employees.

please give me a brainliest answer

easy one - giving brainly if correct!​

Answers

Answer:

option 4 is the right answer

Answer:

The last option is right

A linear function has a slope of 8/3 and passes through the point (0,5). What is the equation of the line?

Answers

This problem already gave us the slope and y-intercept, so all that's left to do is plug those two values into slope-intercept form.

Slope-Intercept Form: y = mx + b

---m is the slope

---b is the y-intercept

y = 8/3x + 5

Hope this helps!! :)

y = 8/3x + 5

hope this helps !! :)

Can someone help me with this thank you

Answers

Answer:

4b

Step-by-step explanation:

when u add you don't add the exponents of the variable.

when you multiy you add the exponents and put the variable. it would be 4b^4 if you were multiplying but ur adding

HELP PLSSS THIS IS HARD SOMEONEEE

Answers

Answer:

2 option

Step-by-step explanation:

mark me as brainliest

Answer:

Oh Im so Sorry But U Can Do It

If you plotted the points in the table and connected
them in order with a smooth curve, what shape
would it be?
a line
a U shape
a semicircle

Answers

Answer:

U shaped.

Step-by-step explanation:

When x = 0 , f(x) = 6

when x =1 yf(x) = 0

when x = 2 f(x) = -2

x = 3 f(x) = 0

x = 4 f(x) = 6.

So the graphs falls from the left and rises to the right in the form of a U.

You can draw a rough graph to confirm this.

Answer:

u Shaped

Step-by-step explanation:

Solve for X Please show your work.
(x+3)/(x^2-9)=(2x+7)/(x^2+2x-15)

Thank you

Answers

The answer is X=-2, explanation in the picture.

I need help pleaseeeee

Answers

Answer:

b

Step-by-step explanation:

5 5/16

Answer:

5 and 5/16

Step-by-step explanation:

Find the missing length to the nearest tenth. Look at the shape.

Answers

Use the Pythagorean theorem:
A^2+b^2=c^2

16+64=c^2
80=c^2
c= sqrt80
=8.94 approx

Answer: [tex]4\sqrt{5}[/tex]/9.0

Step-by-step explanation:

Simple way: Pythagorean Theorem

[tex]a^{2} +b^{2} =c^{2}[/tex]

C being hypotenuse. A and B are bases that are interchangeable.

In this question, you are missing the hypotenuse.

a= 8, b=4 c=?

[tex]8^{2}+4^{2}=c^{2}[/tex]

[tex]64+16=c^{2}[/tex]

To get rid of [tex]c^{2}[/tex]. Square both sides.

[tex]\sqrt{64+16} =\sqrt{c^{2} }[/tex]

[tex]\sqrt{80}=c[/tex]

Simplify [tex]\sqrt{80}[/tex]

[tex]\sqrt{4*4*5} =4\sqrt{5}[/tex]

or 9.0

Help please.............................................................

Answers

Answer:

the third one

Step-by-step explanation:

The line passes through the point

-The slope of the line is 4

- y int is -6

Solve algebraically for all values of x:
8x^4-70x^3-18x^2

Answers

Answer:

x= 0

x= 9

x= -1/4

Step-by-step explanation:

(look at the pic I posted)

One grain of this sand approximately weighs 7 x 10^-5 g. How many grains of sand are there in 6300 kg of sand ? Give your answer in standard form

Answers

Answer:

90 000 000 000 Grains

Step-by-step explanation:

one grain equal approximately 0.00007 grams.

convert 6300 kg into grams (multiply by 1000) and that equals 6 300 000g.

divide that by the weight of a single grain and you get the number of grains in that weight. So 6300000/0.00007=90 000 000 000 grains.

The number of grains of sand are there in 6300 kg of sand is 90,000,000.

What is scientific notation?

Scientific notation is a method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy, multiplied by 10 to the appropriate power such as [tex]1.56\times10^7[/tex].

Given that, one grain of this sand approximately weighs [tex]7\times10^{-5}[/tex] g.

6300 kg of sand

Number of grains = [tex]\frac{6300}{7\times10^{-5}}[/tex]

= [tex]900\times10^5[/tex]

= 90,000,000

Therefore, the number of grains of sand are there in 6300 kg of sand is 90,000,000.

To learn more about the Scientific notation visit:

https://brainly.com/question/18073768.

#SPJ2

Kristal was writing 5,060 in scientific notation. She said that it was 5.6 x 10^3 do you agree or disagree

Answers

Answer:

I disagree

Step-by-step explanation:

It is 5.06 x 10^3

A cube has six sides that are numbered 1 to 6. The sides numbered 1, 3, and 5 are yellow, and the sides numbered 2, 4,
and 6 are orange. What is the probability of rolling the cube and getting a yellow and even number?

Answers

Answer: C) 0

Explanation:

The yellow sides are 1,3,5 which are odd numbers. So it's impossible to get an even number that's a yellow side. That's why 0 is the answer here. A probability of zero represents cases when the event can never happen.

The height of a triangle is 4 cm more than twice its base. The area of the triangle is 168 cm^2. What is the length of the base of the triangle?

a) 12 cm
b) 6 cm
c) 7 cm
d) 14 cm

Answers

Answer:

12cm

Step-by-step explanation:

h = 2b + 4

Area = 168 cm²

b = ?

Area = b*h / 2

168 = b (2b + 4) / 2

168 = 2b² + 4b/ 2

168 = b² + 2b

b² + 2b - 168 = 0

(b + 14) (b - 12) = 0

b = -14

b = 12

The base of a triangle cannot be -ve. So b = 12cm

express each of the following rational as adecimal 3/25​

Answers

Answer:

3/25 as a decimal is 0.12

Step-by-step explanation:

| 4x-13 | = 5x+4
Solve

Answers

Answer:

x = 1

Step-by-step explanation:

The absolute value always gives a positive value. However, the expression inside can be positive or negative , so

4x - 13 = 5x + 4 ( subtract 4x from both sides )

- 13 = x + 4 ( subtract 4 from both sides )

- 17 = x

OR

- (4x - 13) = 5x + 4 , simplify left side

- 4x + 13 = 5x + 4 ( subtract 5x from both sides )

- 9x + 13 = 4 ( subtract 13 from both sides )

- 9x = - 9 ( divide both sides by - 9 )

x = 1

As a check

Substitute these values into the equation and if both sides are equal then they are solutions.

x = - 17

left side = | 4(- 17) - 13 | = | - 68 - 13 | = | - 81 | = 81

right side = 5(- 17) + 4 = - 85 + 4 = - 81 ≠ 81

Then x = - 17 is an extraneous solution

x = 1

left side = | 4(1) - 13 | = | 4 - 13 | = | - 9 | = 9

right side = 5(1) + 4 = 5 + 4 = 9

Then solution is x = 1

Lisa baked d cookies. Her family ate 20 of them. Using d, write an expression for the number of cookies that remained.

Answers

Answer:

d - 20 = r

r = remaining amount

Answer:

l=d-20

Step-by-step explanation:

use l for leftover cookies.

l=d-20

Hope this helps!

derivation of trigonometric identities (all 3).

Answers

Answer:

Sine, Cosine and Tangent.

Step-by-step explanation:

These are the 3 basic trigonometric identities.

A store had 2 BLUE chairs for $22.78 or 6 RED chairs for $67.80.

Type in the rate for each color of chairs below. blue $_______ Red $_______

Which color chair has a lower unit price? ________

Answers

Answer:

Blue chairs

Step-by-step explanation:

To get the unit rate of red chairs, you simply divide 22.78/2, which equals $11.39

So the unit rate of RED chairs is $11.39

To get the unit rate of the blue chairs, you simply divide 67.80/6 which equals $11.30

So the unit rate of BLUE chairs is $11.30

Unit rate is simply the cost of one item (in this case chairs) the unit rate stays the same. If we flipped the operation on blue chairs and did 11.30*6, it equals $67.80. The same goes for the red chairs, if we did 11.39*2 it equals $22.78.

Hope this helps!

Can someone help me??

Answers

Answer:

it would be 60

Step-by-step explanation:

the angle b would be 40 since the one next to it is 140 and then 80 and 60 make 120 and then 180 - 120 is 60 for your answer

What should be done first to evaluate the expression?9 - 4 ÷ 5 + 3 × 6

Answers

ANSWER:

24

STEP- BY-STEP-EXPLANATION:

•Group into bodmas

•9-4=5(5+3×6)

5÷5+3×6

1+3×6

4×6=24

[tex]\sf x-5=16[/tex]

Answers

Answer:

x=21

Step-by-step explanation:

[tex]x-5=16[/tex]

[tex]x-5+5=16+5[/tex] (Add 5 to bth sides)

[tex]x=21[/tex]

please solve the equation and describe what mistake asif did

Answers

Hey
Here it is!!

8x+1=5
8x=4
x= 4/8
x=1/2

Answer:

1/2

Step-by-step explanation:

8×+1=5

8×=5-1

8×=4

×=4/8=1/2

Which is greater 1.44 or 1.2544

Answers

Answer:

1.44

Step-by-step explanation:

Answer:

1.2544

Step-by-step explanation:

It is closer to 1 than the latter.

A car dealership increased the price of a certain car by 11%. The original price was $45,400.

Answers

Answer:

$49,527.27273 or $49,527

Step-by-step explanation:

45,000/11

$4,127.272727 or $4,127

$45,400 + $4,127

$49,527

help me pls iam confused

Answers

Answer:

z=9.6

Step-by-step explanation:

Because you know 17 is one of the values in the model, you do:

65-17=48

Then, because you have 5 z values, you do:

48/5=9.6

z=9.6

Z=9.6 because 65-17= 48 and since you have 5z values you divide them 48/5=9.6

If a student has a monthly income of about $250, how much do you predict he might spend on clothing in a month?

Answers

Answer: depends if there like someone like me 550 but if there responable then probaly 50-80

Step-by-step explanation:

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