Given the triangle that has a base of five less than triple the height. The height is 2x+6.




Part A: Determine the expression that represents that area of the triangle.

Answers

Answer 1

Answer:

         A = 0.5(2x+6)(6x+13) = 6x² + 49x + 78

Step-by-step explanation:

H = 2x+6          - the hight

3H = 3(2x+6)      - triple the hight

3H-5 = 3(2x+6) - 5    -  five less than triple the height

Area of triangle:  A = 0.5BH

B = 3(2x+6)-5 = 6x + 18 - 5 = 6x + 13

H = 2x+6

So:

    A = 0.5(2x+6)(6x+13) = (x+6)(6x+13) = 6x² + 13x + 36x + 78

    A = 6x² + 49x + 78


Related Questions

5x - 8x + 9 = 2x + 39​

Answers

Answer:

pliz send me the formula, only dsn I can solve your answer

The answer to your question is -6

square root of 229.7

Answers

Answer:

15.155857

Step-by-step explanation:

I used a calculator by typing [tex]\sqrt{229.7}[/tex]

15.1558 is the decimal answer from square root of 229.7

Assume the Ziders continue to grow in the same pattern. How old would a Zider be that had 73 hairs?

Answers

Number of hairs in day 1 , a = 5.

Every day number of hairs increases by , d = 4.

So, it is an Arithmetic Progression with first term a = 5 and common difference d = 4.

So, number of hair in nth days is given by :

[tex]a_n=a+(n-1)d\\\\a_n=5+(n-1)4[/tex]

Let, after x days number of hairs are 73.

[tex]73=5+(x-1)4\\\\x-1=\dfrac{73-5}{4}\\\\x=18\ days[/tex]

Therefore, Zider is 18 days old.

Hence, this is the required solution.

graph the function y= 2.2 - |0.4x + 1|. what are the coordinates, to the nearest tenth, of the maximum of the graph.
A. (2.5, 2.2)
B. (-2.5, 2.2)
C. (0, 3.2)
D. (3.2, 0)

Answers

Answer:

B

Step-by-step explanation:

no explanation.......

Answer:

(-2.5,2.2)  

Step-by-step explanation:

What is the image of the point (-5,4) after a rotation of 270° counterclockwise
about the origin?

Answers

Answer:

A counterclockwise rotation of 270º about the origin is equivalent to a clockwise rotation of 90º about the origin. Given a point (4, 5), the x-value, i.e. 4 and the y-value, i.e. 5 are positive, hence the point is in the 1st quadrant of the xy-plane.

Step-by-step explanation:


Which two binomials in part A didn't have an equivalent factored form? What made these expressions different from the
three that you could factor?
The two that didn’t have equivalent factored forms were x^2+16 and 16x^2+9

Answers

Answer:

The binomials 16x2 + 9 and x2 + 16 didn’t have an equivalent factored form. Both are sums of perfect squares instead of differences.

Step-by-step explanation:

Official answer

how long is 46.287 minutes

Answers

Answer:

0.77145 hours it is also 2777.22 seconds

Step-by-step explanation:

Which equation describes a relationship that is directly proportional?

Answers

Answer:

The equation for the proportional relationship is y = 2.8x. If the relationship between two quantities is a proportional relationship, this relationship can be represented by the graph of a straight line through the origin with a slope equal to the unit rate.

Step-by-step explanation:

I hope this helps you :)



which shapes are congruent to shape I in question 1

Answers

There is no picture attached

Answer:

Step-by-step explanation:

sample answer:

Shapes II, IV, and V are all congruent to shape I.

PLEASE HELP, BEST ANSWER GETS BRAINIEST Each letter of the word "RESPONSIBLE" is written on a separate slip of paper and placed in a hat. 1) What is the probability of choosing an E? 2) What is the probability of choose an "E" and then an "R" without replacing the letter? Write as a fraction

Answers

Answer:

1) 2/11

2) 2/121

Step-by-step explanation:

1. Because there are 2 E's, you have to chances out of your 11 changes, thus why the fraction 2/11 is the solution.

2. You know that 2/11 is the first fraction, so now find R. R has a 1/11 chance of getting chosen, so you multiply 2/11 and 1/11 to get 2/121.

Answer:

1) 2/11

2) 2/121

Step-by-step explanation:

For his long distance phone service, Boris pays a $7 monthly fee plus 7 cents per minute. Last month, Boris's long distance bill was $17.45
For how many minutes was Boris billed?
I minutes
?
Answer is : 149 minutes

Answers

Answer:

149  minutes

Step-by-step explanation

5) through: (-3, 3), slope = 0​

Answers

Answer:

3

Step-by-step explanation:

We know that -3 is on the x axis and 3 is on the y axis.

and the y axis usually determines if you are going to have a positive slope or negative since it would either rise or decrease. In this cause (-3, 3) shows that 3 is going to be our slope.

Answer:

y=3

Step-by-step explanation:

In a normal equation, y=mx+b, m=slope. If slope=0 in this equation, then it is safe to say that the equation is y=b. Since the Y coordinate is 3, then we can safely assume that the equation is equal to y=3

How to evaluate a piecewise function ?

Answers

Answer:

So it's going to be 3 times 2 minus 8 3 times 2 is 6 6 minus 8 is negative 2 and that's the answer.

Step-by-step explanation:

Talia has a square framed moving box with an area of 16 square feet. The cube shaped box has a volume of 66 cubic feet. Will the poster lie flat in the box?

Answers

Answer:

4,4,64,larger,larger,would

Step-by-step explanation:

Begin by finding the dimensions of the poster. Since it is in the shape of a​ square, each edge will be the same length. and 16 divided by 4 is 4 and then you do 16 x 4 you get 64 and then you know is the box larger or not in this case the box is larger.

What is the slope for y=3x-4? What is the y-intercept for y=3x-4?​

Answers

Step-by-step explanation:

Equation of a line is y = mx + c

where

m is the slope

c is the y intercept

From the question the equation of the line is

y = 3x - 4

Comparing with the general equation above

The slope /m = 3

The y intercept / c = - 4

Hope this helps you

I went to Half Priced Books and purchased 15 books. I paid $2 each for some and $3 each for the rest of the books. How many $2 books did I buy if I spent $34?

Answers

Answer:

Thus the number of books at $2 is 9 books.

Step-by-step explanation:

The number of the book purchased = 15 books

Total amount spend to buy the books = $34

The prices of books are $2 and $3.

Let the number of books purchased at price  $2 = x

Let the number of books purchased at price  $3 = y

Now we have to find the number of books that is bought at $2.

Below are the equations.

x + y = 15

2x + 3y = 34

Now solve for the x,  

x + y = 15

y = 15 – x

Now insert it in the 2x + 3y = 34

2x + 3(15-x) = 34

2x + 45 – 3x = 34

-x = 34 – 45

x = 9

Thus the number of books at $2 is 9 books.

Name the plane represented by the top of the box.

Answers

Answer:

BCD

Step-by-step explanation:

The top rectangle is ABCD because of its vertices.  BCD is included in it.

The top plane represented by the BCD

What is plane?

In geometry, a plane is a flat surface that extends into infinity. It is also known as a two-dimensional surface. A plane has zero thickness, zero curvature, infinite width, and infinite length. It is actually difficult to imagine a plane in real life; all the flat surfaces of a cube or cuboid, flat surface of paper are all real examples of a geometric plane. We can see an example of a plane in which the position of any given point on the plane is determined using an ordered pair of numbers or coordinates. The coordinates show the correct location of the points on the plane.

As, per the figure we can say that the upper plane is made of plane ABCD.

So, among all the option BCD will be correct because BCD is part of ABCD.

Learn more about plane here:

https://brainly.com/question/17465610

#SPJ2

X if 1/3 of x is 14 Please help!bb

Answers

Answer:

Step-by-step explanation:

x/3 = 14

x = 42

the smallest number by which 28 should be multiplied so as to get a perfect square is​

Answers

Answer:

7.

Step-by-step explanation:

28 = 2^2 * 7.

To multiply 28 to get a perfect square, we can multiply it by 7 to get 2^2 * 7^2, which is 14 squared.

Witch three values are equivalent to 3/8?

62.5%

0.375

1/4

6/16

3.75%

50%

37.5%

3.75

Answers

Answer:

0.375

6/16

37.5%

Step-by-step explanation:

Can't be above 50% because that would be 4/8, which rules out 62.5%, 50%, and 3.75, and 3.75% is super low, which leaves 4 answers, but 1/4 doesn't equal any of the others. Also, 3/8 x 2 is 6/8, and 0.375 = 37.5%

f - 18 > 92

I need help fast​

Answers

Answer:

F>110

Step-by-step explanation:

Find the value of x.​

Answers

Answer:

x=23

Step-by-step explanation:

- 11r+3= - 41
Please

Answers

Answer:

R=4

Step-by-step explanation:

Please help me simplify the following expression

Answers

Answer:

= x^3y /2

Step-by-step explanation:

If you need an explanation, I can't give you one sorry. It's one of those things i can do but not the best at explaining lol

The answer to simplify the following expression is x^3y/2

Do two points always, sometimes, or never determine a line? Explain.

Answers

Answer: sometimes

explanation:

if there are two points then there could be a line to connect them, however, there could always be two points that are separate on their own.

Answer:

Always

Step-by-step explanation:

If 2 distinct points lie on the plane then it determines the line. You can also verify if you can find the slope, with these 2 coordinate points, and then find the equation of the line but using point slop form and/or slope intercept form which is y=mx+b

Domain:
I need the domain

Answers

Answer:

Domain:The set of possible input values (using the “x” variable), which produce an output from a function.

Step-by-step explanation:

have a great day :)

I am so dumb i can't understand geometry

Answers

Answer:

For part A its called a ray.For part B it would be EA.

Step-by-step explanation:

Part A would be called a ray because B is the endpoint while C is continuous and a ray has only one endpoint.Part B is EA because E would be the endpoint while A would be continuous.  

solve the equation x-2/3=-3

Answers

Answer:

x= -7/3

Step-by-step explanation:

Answer:

- 2 1/3

Step-by-step explanation:

Step 1:

x - 2/3 = - 3

Step 2:

x = - 3 + 2/3

Answer:

x = - 2 1/3

Hope This Helps :)

Given f(x) = 4(x - 8), determine the value of f(10).

Answers

Answer:

f(x) = 4(x - 8)

        4 (10 -8) = 8

Step-by-step explanation:

8 because you would replace the x with 10. f= 4((10) - 8)

The original temperature is 29.9 the temperature decreases by 8.7 and then again by 17.8 what is the final temperature?

Answers

Answer:

the final temperature is 39.0

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