9. Find a and the length all sides.

9. Find A And The Length All Sides.

Answers

Answer 1

Answer:

a = 8

Bottom and top length are 68

left and right are 28

Step-by-step explanation:

6a + 20 = a + 60 (same length do to the little tick marks)

5a = 40 (subtract 1a from both sides and 20 from both sides)

a = 8 (Divide)

Answer 2

Answer: A = 8

Step-by-step explanation:

Since Side BC and AD are equal

then we can plug both equations to each other to find A

6a + 20 = a + 60

solve it

6a + 20 = a + 60

    - 20        -20

6a = a + 40

-a     -a

5a = 40

a = 8

You can now find the length of all sides :)


Related Questions

Given:x-8>-3

Chose the solution set.
1.{x|x€R,x>-5}
2.{x|x€R,x>14}
3.{x|x€R,x>5}
4.{x|x€R,x>-9}

Answers

Step-by-step explanation:

x - 8 > -3

x > -3 + 8 (add 8 to both sides)

x > 5

Hence 3.{x|x€R,x>5} is correct.

help meeeeeeeeeee its limited

Answers

Answer:

2 2/4

Step-by-step explanation:

add the buttons greater then 1 and it will be 2 2/4

in the expression 15- the sum of 6 and. 7 do you add or subtract first

Answers

Answer:

Add

Step-by-step explanation:

By the way this question was worded, I'm going to say add. If I were to write the expression out, I personally would write it like this:

[tex]15-(6+7)[/tex]

And parentheses always occur first.

Hope this helps!

Need help with this!!!

Answers

Answer:

I'm gonna say 4 because 6 divided by 3 is 2

please help and give details!!

Answers

Answer:

The answer is A.

Step by step explanation

x²-1

Where

Roots (-1,0) (1,0)

Domain x€R

Range f(x)€ [-1,+infinity]

Minimum (0,-1)

Vertical intercept (0,-1)

what is the value of the expression of -9 x 2.2

Answers

Answer:

-19.8

Step-by-step explanation:

hope this helps!

Help I will make you a brainlist!!

What is the equation of the line with a y-intercept of -3 and a slope of 2?
y=-3x + 2
y = -2x - 3
y= 2x - 3
y= 3x + 2

Answers

Answer:

y = 2x - 3

Step-by-step explanation:

y = mx + b

slope is m, so m=2

y-intercept is b, so b= -3

hello!

============================================================

Given:-

Slope of the line -> 2Line's y-intercept -> -3

To find:-

Equation of the line

Remember, slope-intercept form looks like so:-

[tex]\bigstar{\boxed{y=mx+b}[/tex]

Where

m stands for the slope

b stands for the y-intercept

in this case, m -> 2, and  b-> -3

Plug in the values:-

[tex]\bigstar{\boxed{y=2x-3}[/tex]

=========================================================

note:-

Hope everything is clear; if you need clarification/explanation, kindly let me know, and I will comment and/or edit my answer :)

why are y'all doing school work so late

Answers

Answer:

fr

Step-by-step explanation:

its 1 am for me but I'm just bored and answering peoples questions lol but it's weird that they are doing school work now I was thinking that but was like oh well lol

Jordan is running a race that is 13 miles long. From his training, he knows that it takes him 72 minutes for every 12 miles he runs and he runs each mile in the same amount of time.

How long will it take for Jordan to run the 13th mile in the race (assuming he runs at the same speed as the first 12 miles)?

Answers

Answer:

78 minutes

Step-by-step explanation:

72/12=6

6*13=78

40 POINTS PLEASE HELPPPPPPP ME !

Answers

Answer:

75/100

=15/20

3/4

The probability is3/4

Step-by-step explanation:

Answer:

3/4

Step-by-step explanation:

Hope this helped have an amazing day!

Where were the two cars in relation to each other when they began traveling?
brainliest if helpful ^^

Answers

Answer:

The answer is A.

Step-by-step explanation:

As can be seen in the graph, car B starts at the "20" mark on the vertical axis, signifying that it starts 20 miles east of car A.

Hope this helped!

Answer:

Here you go sweetheart!

Step-by-step explanation:

2x + 6 = 8
can someone tell me dis​

Answers

Answer:

x=1

Step-by-step explanation:

is the answer

Answer:

x = 1

Step-by-step explanation:

is the discriminant of g positive, zero, or negative

Answers

Answer: negative

Step-by-step explanation:

the x values are negative

Answer:

negative

Step-by-step explanation:

what is 8 - 7 1/4 i need the answer fast

Answers

Answer:

3/4

Step-by-step explanation:

i think it is 6.25 :)

Plz hurry brainliest garrunted


Which diagram represents a fraction equivalent to 75%?

Answers

Answer:

the third one, each square is 5%

Answer: C

Step-by-step explanation: 75% is 3/4. C has 20 squares, divided by 4 is 5, and 3 times 5 is 15. And 15 squares is shown in choice C.

2.5 gal/min=____ quart/hour

Answers

Answer: 600

Step-by-step explanation:

Please help I needa finish this

Answers

Answer:

i think its d

Step-by-step explanation:

if you look up quadrilaterals you find shapes like rectangles, squares, and diamonds. if you look up parallelograms you find the same thing, so i think it's d. sorry if im wrong i havent done this stuff in a while

Answer:

I am sure the answer is C, if not I'm very sorry

Question 4
4 pts
Tom and Larry put money into their bank account each week. The table below shows Tom's
saving habits.
Weeks
1
2.
3
4
5
Account Balance ($)
18 30 42 54 66
Larry's saving habits can be represented by the equation y = 15x + 5, where y is money in
his account and x is the number of weeks that he has been saving.
a. How much money was initially in Tom's account? [Select]
b. How much money was initially in Larry's account (Select]
c. Who is saving money at a faster rate? (Select ]
d. When will Tom have more money in his account than Larry?
[ Select ]

Answers

Answer:

(a). 6 ; (b). $5 ;  (c). Larry'c ; (d) at time they open their accounts.

Step-by-step explanation:

Larry's saving habits is [tex]y_{L}[/tex] = 15x + 5

Tom's saving habits:

m = (30 - 18) / (2 - 1) = 12 and b = 18 - 12 = 6

[tex]y_{T}[/tex] = 12x + 6

(a). $6

(b). $5

(c). Larry'c ( [tex]m_{L}[/tex] = $15 , [tex]m_{T}[/tex] = $12 )

(d). When [tex]y_{T}[/tex] > [tex]y_{L}[/tex] ?

15x + 5 < 12x + 6

3x < 1

x < [tex]\frac{1}{3}[/tex] of [tex]1^{st}[/tex] week ( x ∈ [0, 1) )⇒ Tom will have more money in his account than Larry at time they open their accounts.

Which fraction is equivalent to 2/4

Answers

Answer: 1/2

Step-by-step explanation:

2/4=1/2

Answer: Yes, 1/2, ,2/4, and 4/8 are all equal because if they are all one half, then they are equal.

Step-by-step explanation:

300/3x6
A,580
B.600
C601
D620

Answers

Answer:

B. 600

Step-by-step explanation:

300 / 3 = 100

100 x 6 = 600

Evan used half his paycheck for his car payment, then $125 for groceries. If he has $215 left, how much was his paycheck.

Answers

Answer:

680 dollars

Step-by-step explanation:

.5x - 125 = 215

.5x = 340

x = 680

how do you write a linear equation when given a graph or table? and how do you analyze key features of a function when given its graph?

Answers

When given a graph or table, you first want to figure out the slope. Look at the graph or table, and see how much does y change when x change in a certain amount? You want it as a rise/run so if x increases 2 when y increases 3 then the slope would be 3/2.

Next, you want to find the y intercept.
Look at the y value when x is 0. If the y is -2 when x=0, then b=-2.

When given its graph, find a y value when x is 0. If the y is 4 when x=0 then b=4

a man is twice as old as his son.Five years ago the ratio of their ages was 9:4.Find the sum of their ages​

Answers

Let's assume the sons age as x.

Age of the man is 2x

Five years ago,

The man's age=9x

The sons age=4x

Then find the equation.

hope it was helpful.

I am not solving all cuz that u understand how to frame a equation.

A boy is shopping at a sports store. He has $11 with which he wants to buy a t-shirt and some tennis
balls. The cost of the t-shirt is $5, and a can of tennis balls cost $2. Which number line represents the
number of cans of tennis balls he can buy?

Answers

Answer 3 cans of tennis balls unless there is tax

Step-by-step explanation:

Answer:

He can buy 3 cans of tennis balls sorry my brain is jacked today, so I am sorry if this is not enough

Step-by-step explanation:

In 2005 the population of a district was 35.700 with a continuous annual growth rate of approximately 4%, what will the population be in 2030 according to the exponential growth function? Round the answer to the nearest whole numberdo not include the unit in your answer.

Answers

Given:

Population is 2005 = 35,700

growth rate = 4% = 0.04

To find:

The population in 2030.

Solution:

The general exponential growth model is

[tex]y=a(1+r)^t[/tex]

where, a is initial value, r is growth rate and t is time in years.

Let the initial year is 2005. So, number of years between 2005 to 2030 is

[tex]2030-2005=25[/tex]

Putting a=35,700, r=0.04 and t=25 in the above model.

[tex]y=35,700(1+0.04)^{25}[/tex]

[tex]y=35,700(1.04)^{25}[/tex]

[tex]y=35,700(2.665836)[/tex]

[tex]y=95170.3452[/tex]

Approximate the value to the nearest whole number.

[tex]y\approx 95,170[/tex]

Therefore, population of the district will be about 95,170.

Amount in 2030 is $95,169

Given that:

Amount invested = $35,700

Growth rate = 4% = 0.04

Time invested = 2030 - 2005

Time invested = 25 year

Find:

Amount in 2030

Computation:

A = P[1+r]ⁿ

Amount in 2030 = 35700[1+0.04]²⁵

Amount in 2030 = 35700[1.04]²⁵

Amount in 2030 = 35700[2.6658]

Amount in 2030 = $95,169

Learn more:

https://brainly.com/question/24132206?referrer=searchResults

can someone help me ​

Answers

D, the answer is D I believe

Answer:

C. y = 4/5x + 2

Step-by-step explanation:

y = mx + b

m is the slope and b is the y-intercept

the slope is 4/5, because of rise/run

y-intercept is 2 as the line goes through 2 on the y-axis

Also it's 4/5 not -4/5 because negative means it's going down, the line in this graph is going up hence positive 4/5

I need help with this homework

Answers

x 0 1 2 3 4 5
y -1 1 3 5 7 9

Hope this helps

can anyone help and explain why this is either proportional or not? urgent!! (it needs an explanation too)

Answers

Answer:

The answer is that the table is not a proportional relationship.

Step-by-step explanation:

It's not a proportional relationship because the number was not a constant variable.In order for the table to have a proportional relationship the number has to be the same for all of the ratios.

Proportional relationships are relationships between two variables where their ratios are equivalent. Another way to think about them is that, in a proportional relationship, one variable is always a constant value times the other. That constant is know as the "constant of proportionality".

Hope this helps!!

PLS ANSWER BOTH PARTS FOR BRAINLIEST ANSWER !!


Chelsea is training for a race. From last month to this month, she decreased her average pace in minutes per mile by 12%. Write two different equations to epresent the relationship between p, Chelsea's average
pace last month, and n, Chelsea's new average pace.



Last month, Chelsea ran at an average pace of 7.5 minutes per mile. On average, how long, in minutes,
does it take Chelsea to run one mile this month?

Answers

28 or 15 I’m bad at math I’m guessing

please help thanks in advance

Answers

Answer:

43.25

Step-by-step explanation:

Since sides DF and FE are congruent, their opposite angles D and E are also congruent.

m<D + m<E + m<F = 180

x + x + 93.5 = 180

2x = 86.5

x = 43.25

Answer: 43.25

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