What is the area trapezoid ABCD A(-1,5) B(3,2) C(0,-2) D(-13,-11)

Answers

Answer 1

Answer:

62.5

Step-by-step explanation:

slope of AB = (5-2)/(-1 - 3) = -3/4

slope of BC = (2 - -2)/(3-0) = 4/3

AB ⊥ BC  (slope -3/4 vs 4/3)

seg AB = √(-1 - 3)² + (5 - 2)² = √25 = 5

seg BC = √(3 - 0)² + (2 - -2)² = √25 = 5

seg AD = √(-1 - -13)² + (5 - -11)² = √400 = 20

Area   (BC + AD) * AB / 2 = (5 + 20) * 5 / 2 = 62.5

What Is The Area Trapezoid ABCD A(-1,5) B(3,2) C(0,-2) D(-13,-11)

Related Questions

pls help I need this due today pls ASAP ​

Answers

Answer:

130%

increase

Step-by-step explanation:

the new quantity is 13, the old is 10

divide 13/10

in your calculator this will show 1.3

that means one whole and 30/100ths, or in percents 130%

(to convert decimal to percent just mulitply by 100)

Figure A is a scale image of Figure B. 6 12 Figure A 9 x Figure B What is the value of x?​

Answers

Answer:

18

Step-by-step explanation:

6 is twice less than 12

X=9*2=18

find the angle of yzv? ​

Answers

Step-by-step explanation:

12a+24a=180

36a = 180

a =5 °

angle of yzv = 24a = 120°

a forest covers 47,000 acres. a survey finds that 0.2% of the forest is old growth trees. How many acres of old growth are there?

Answers

Answer:

9400

Step-by-step explanation:

I'm not really sure if this is right but I changed 0.2% to 1/5 and 1/5 is 9400. Hope this is right!

What is the equation in slope-intercept form for graph shown?

Answers

the answer is D. y = -2x + 1

if there are 45 seats in 9 rows how many seats are in 1 row.

Answers

there should be 5 seats

Answer: Their is 5 seats in 1 row.

Step-by-step explanation:    9x5=45 and 45÷9=5

PLEASE HELP
answer please asap​

Answers

Answer:

Step-by-step explanation:

-x+5=9

-x=-9-5

-x=-14

x=14

coefficient of x is -1

find the rate of travel for a fishing boat with a speed of 10 miles per hour moving Downstream with a current of 5 miles per hour ​

Answers

Answer:

36 miles (b+C) (3)of rate

The discriminant of a quadratic equation is 16. Which number represents the number of real solutions to the equation?

0

3

Answers

Answer:

The

number 2

Step-by-step explanation:

What we need here is just the sign of the discriminant

From the question in this case, the discriminant is positive

Thus, whenever we have a positive discriminant, then the number of real solution is 2 and these two are distinct (different from one another).

If the measure of each base angle of an isosceles triangle is represented by x, then the vertex angles is represented by

Answers

Answer:

vertex angle = 180° - 2x

Step-by-step explanation:

Since, the measure of each base angle of an isosceles triangle is represented by x.

So, by interior angle sum postulate of a triangle, we have:

x + x + vertex angle = 180°

2x + vertex angle = 180°

vertex angle = 180° - 2x

So, the vertex angle is represented by (180° - 2x).

A boat traveled 432 miles downstream and back. The trip downstream took 12 hours. The trip back took 24 hours. What is the speed of the boat in still water? What is the speed of the current?

Answers

speed of the boat in still water would be (432/12=36) 36mph and the speed of the current should be (432/24=18) 18mph

Lauren is tutoring students at the library on Saturday. If she is at the library for a total of 6 hours and she helps each 3 student, one at a time, for 7 of an hour, how many students does she tutor?
6
8
12
24​

Answers

Answer:

24 hope this helps

Step-by-step explanation:

The choices are =,>,< and greater than or equal to

Answers

Answer:

We conclude that

[tex]4\frac{2}{3}[/tex]    >   [tex]\sqrt{21}[/tex]

Step-by-step explanation:

Given

[tex]\sqrt{21}[/tex][tex]4\frac{2}{3}[/tex]

as

[tex]\:\sqrt{21}=4.58[/tex]

and

[tex]4\frac{2}{3}[/tex]

Convert mixed numbers to improper fraction:

[tex]a\frac{b}{c}=\frac{a\cdot \:c+b}{c}[/tex]

so

[tex]4\frac{2}{3}=\frac{4\cdot 3+2}{3}=\frac{14}{3}=4.67[/tex]

Thus,

[tex]\:\sqrt{21}=4.58[/tex]

[tex]4\frac{2}{3}=4.67[/tex]

as

4.67      >       4.58

so

[tex]4\frac{2}{3}[/tex]         >        [tex]\sqrt{21}[/tex]

Hence, we conclude that

[tex]4\frac{2}{3}[/tex]    >   [tex]\sqrt{21}[/tex]

Paula walked on the treadmill for 11 minutes. The machine told her she had a total of 671 strides. What was her rate in strides per minute?

Answers

Answer:

61 strides per minute

Step-by-step explanation:

You just divide 671 by 11

hope this helps:)

Answer:

61

Step-by-step explanation: All you have to do is divide 671 by 11

Image Above.........

Answers

Answer:

4 : 39

5 : 52

6 : 67

7 : 77

Step-by-step explanation:

4/x = 2/7 please help ASAP!!

Answers

Answer:

use cross multiplication to solve

4*7 = 2*x (multiply)

28 = 2x (divide both sides by 2 to isolate x )

x = 14 (your answer)

Step-by-step explanation:

I hope this helped :)

Answer:

Step-by-step explanation:

Or,2×x=7×4

Or,2x=28

Or,x=14

1-27
What is the simplified version of Square root of -27

Answers

Answer:

3√3

Step-by-step explanation:

Which statement about histograms is true?
Data is organized in categories.
Data appears as bars that are all about the same height.
Data is organized in equal intervals.
Data appears as bars that do not touch.

Answers

Answer:

C

Step-by-step explanation:

CCCCCCCCCCCCCCCCCCCCCCCCC

Answer:Data is organized in equal intervals.

Step-by-step explanation:

Can someone please help me do 1-10? I have trouble understanding this so if you can explain the answer that would be amazing!

Thanks!

Answers

by the direction or degree of the angle, that’s how they’re related. pick the ones that are closest in degree or direction. hopefully this helped

Evaluate 1/3 to the power of 3

Answers

The answer is 0.0369 (4 d.p)
Take 1/3 and convert to a decimal which is 0.333. Then put the decimal to the power of 3. In which you will get 0.0369 if you change to a fraction it will be 369/1000.
Hope it helps.

if 50% is 10 what is 25%​

Answers

Step-by-step explanation:. The first says “I know that 10 is one-tenth of 100. I will therefore divide 50 by 10. The answer is 5”.

This is fine when the numbers are relatively simple. But suppose the numbers are more complicated.

What is 22% of 46?

Now it’s much less straightforward. You can’t just work out what 22% is, expressed as a fraction, and anyway, it’s not a simple fraction.

Instead, you have to divide 46 into 100 equal parts, and work out what 22 of them would be when added together.

So: 46 ÷ 100 = 0.46 [remember, when you divide by 100, you move the decimal point two places to the left].

0.46 × 22 = 10.12

Answer: 22% of 46 is 10.12.

Hope this helped :)

Factor the expression using the GCF
16x+56y

Answers

8(2x + 7y)

8 is the largest number divisible by both 16 and 56

Answer:

8(2×+7y)

Step-by-step explanation:

8 is the largest factor

please help me with this​

Answers

The answer i presume may perhaps be 12 because 156/12=13

Answer:

13 tables

Step-by-step explanation:

156 ÷ 12 = 13

156 people divided by the number of people each table hold will give u the amount of tables needed

What are the like terms in the expression below?

3x + 8 + 3y + 8x

Answers

Answer:

3x and 8x are like terms.

Step-by-step explanation:

Like terms are the terms that share the same variables. They do not have to share the same coefficients - or, in other words - the numbers in front of the variable do not have to be the same. Only the variable has to match.

So, looking at the expression, the only two terms that have the same variable are 8x and 3x, which both have the variable x. Therefore, 3x and 8x are like terms.

Bo, Ryan and Zach walked 1/4 miles from school to Bo’s house. They walked 4/6 miles from Bo's House to the park what is the total distance the boys walk?

Answers

Answer: They walked 11/12 miles

Step-by-step explanation:

1/4 + 4/6

3/12 + 8/12

11/12

look at Michael expression. Why do you add 6+4 first​

Answers

Answer:

probably cuz its in parentheses but there's no picture

Step-by-step explanation:

If your good at math plz help me

Answers

Answer:

If your good at math plz help me

i think this is the answer, hope A(-3)=n-5

Answer for the box:   -5n+2

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

Work Shown:

[tex]a_1 = -3 = \text{ first term}\\\\d = -5 = \text{ common difference}\\\\a_n = a_1 + d(n-1) = \text{ nth term}\\\\a_n = -3 + (-5)(n-1)\\\\a_n = -3 -5n + 5\\\\a_n = -5n + 2\\\\[/tex]

The common difference is due to us adding -5 to each term to get the next one. Example: -3+(-5) = -8, or -8+(-5) = -13.

--------------------

As a way to check if we have the correct nth term formula, plug in values of n to see if we get the correct sequence value

For instance, if n = 1, then

[tex]a_n = -5n+2\\\\a_1 = -5(1)+2\\\\a_1 = -5+2\\\\a_1 = -3\\\\[/tex]

Which matches with the first term given to us.

Or if n = 2, then,

[tex]a_n = -5n+2\\\\a_2 = -5(2)+2\\\\a_2 = -10+2\\\\a_2 = -8\\\\[/tex]

That matches the second term given to us. I'll let you check the others.

You have 4 keychains on your backpack. How many keychains will you have if you get k more?

Answers

Answer: 4K chains

Step-by-step explanation:

If f (x) = 4х + 5, what is the value of f( 2) ? *
8

13

5

3​

Answers

I’m pretty sure the answer is 13

Answer:

The answer is 13

Step-by-step explanation:

First, you replace x with 2. Then you multiply 4 and 2 which you get 8. Lastly, you add 8 and 5 so you get 13.

is 18/20 closed close to 0 1/2 or 1

Answers

Answer:

18/20 is closer to 1

Step-by-step explanation:

Answer:

0 1/2

Step-by-step explanation:

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