is this a right triangle?

Is This A Right Triangle?

Answers

Answer 1

The only way to really tell is to check it with the Pythagorean Theorem.

The Pythagorean Theorem describes every right triangle, and every triangle that fits the Pythagorean Theorem has a right angle in it.  Guaranteed.  This is incredibly handy.

If this IS a right triangle, then

(one leg squared) + (the other leg squared) = (the hypotenuse squared) .  

Let's check it out:

--  One leg squared = (11 cm)²  .  That's  121 cm² .

--  The other leg squared = (√99 cm)² .  That's  99 cm²  .

--  Their sum is  (121 + 99) cm² .  That's  220 cm² .

-- The hypotenuse squared is  (15 cm)² .  That's  225 cm² .

Is  220 cm² equal to  225 cm² ?

NO !  They are not equal.  They are different !

The sum of the squares of the legs is NOT equal to the square of the hippopotamus.

==>  This triangle does NOT fit the Pythagorean Theorem.

==>  It is NOT a right triangle.

(The angle in the bottom corner is slightly bigger than 90°.  But you can't tell by looking at it.  It's so close that you can only tell by checkoing the lengths againt the Pythagorean Theorem.)


Related Questions

What is the value of g in this problem? g – 4.9 = 8.3

Answers

Answer:

[tex] \boxed{ \bold{ \huge{ \boxed{ \sf{g = 13.2}}}}}[/tex]

Step-by-step explanation:

[tex] \sf{g - 4.9 = 8.3}[/tex]

Move 4.9 to right hand side and change it's sign

[tex] \longrightarrow{ \sf{g = 8.3 + 4.9}}[/tex]

Add

[tex] \longrightarrow{ \sf{g = 13.2}}[/tex]

Hope I helped!

Best regards! :D

At 9:00 am, the temperature was at 93% The temperature dropped 3% each hour for 6 hours. What is the temperature at 3:00 pm?

Answers

Answer:

75%

Step-by-step explanation:

3x6 =18%

93-18

=75%

can someone please help meee

Answers

Answer:

m-4 = 64 degrees.

Step-by-step explanation:

180 - 116 = 64

supplementary angles are when 2 degrees add up to 180

so if one of them is 116 then you subtract that from 180 and get 64

so the other angle would be 64 degrees

Answer:

64 degrees

Step-by-step explanation:

Supplementary angles add up to 180

180-116=64


If x is a rational number and y is a rational number than x + y is a rational number.
A)
Always True
B
Sometimes True
C)
Usually True
D)
Never True

Answers

Answer:

A)

Step-by-step explanation:

The set of rational numbers is closed for all the four operations‚ so x+y‚ x-y‚ x*y and x/y are rational too a rational number can be expressed as a fraction of two integers. so‚ x can be expressed as a/b and y as c/d.

What is the value of p +9 when p=13.

Answers

Answer: 22

Step-by-step explanation: p=13 so if you make p into an equation it would be shown as p+9=22, or it could also be 13+9=22

What is the additive inverse of 0?

Answers

Answer:

The additive inverse of 0 is 0.

Answer:0

Step-by-step explanation:

The number 0 is the only number with its additive inverse being itself. That is, the additive inverse of 0 is 0.

What is the range of the data 79,52,85,94,71,82.84,66,58,98,72,100

Answers

The answer is 48. You have to subtract the minimum data value(52) from the maximum data value(100)

Answer:

48 is the range!

Step-by-step explanation:

I hope it helped! Have a good day, dear. <3

To factor 9x^2 - 4, you can first rewrite the expression as:
A. (3x-2)^2
B. (x)^2 - (2)^2
C. (3x)^2 - (2)^2
D. None of the above​

Answers

Answer:

  C. (3x)^2 - (2)^2

Step-by-step explanation:

Each of the two terms is a perfect square, so the factorization is that of the difference of squares. Rewriting the expression to ...

  (3x)^2 - (2)^2

highlights the squares being differenced.

__

We know the factoring of the difference of squares is ...

  a^2 -b^2 = (a -b)(a +b)

so the above-suggested rewrite is useful for identifying 'a' and 'b'.

Helpppp A class of 37 students took a test worth 100 points. The five-number summary of their scores
is 55, 67, 73, 81, 98.

Answers

Answer:

44.7

Step-by-step explanation:

P is between A and E, AE=27.3 and AP=12.8. What is the length of PE?

Answers

answer: 14.5

i could be wrong if i am so sorry

The length of line PE from the distance AE is 14.5

The schematic view showing the illustration of the question is shown in the image attached below.

Given that:

line AE = 27.3line AP = 12.8

Line AP shows the distance halfway to line AE.

In order to determine the value of line PE, we need to subtract the value of line AE from PE.

i.e.

AE = 27.3 - 12.8AE = 14.5

Therefore, we can conclude that the length of PE is 14.5

Learn more about length here:

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solve 4 < -2x + 3 < 9

Answers

ANSWER:

-3<x<-0.5.............

please help number 13

Answers

Answer:

-2 greater than x less than -5

put it in mathematical terms then you'll understand.....

How many cups of yellow paint should you mix with 1 cup of blue paint to make the same shade of green? Explain or show your reasoning.

Answers

Answer:

A 2:1 ratio 2 cups of yellow to 1 cup of blue


What single percentage change is equivalent to a 9% increase followed by a 17% increase

Answers

Answer:

27.53%

Step-by-step explanation:

Initial number = 100

9% increase

100*1.09= 109

17% increase

109*1.17= 127.53

The difference with the initial number is:

127.53 - 100 = 27.5327.53/100*100% = 27.53%

This is the single percentage change

-a/6+5=1 Solve the eqation

Answers

Answer:

a=24

Step-by-step explanation:

[tex]-\frac{a}{6}[/tex]= -4

-a= -4*6

-a= -24

a= 24

Solve for s.
0.5s +1= 7+ 4.58
S =?

Answers

Answer:

s = 21.16

Step-by-step explanation:

0.5s +1= 7+ 4.58

Combine like terms

0.5s +1=11.58

Subtract 1 from each side

0.5s +1-1= 11.58-1

.5s = 10.58

Multiply by 2

.5s *2 = 10.58*2

s = 21.16

Answer:   s = 21.16

Step-by-step explanation:

0.5s + 1 = 7  +4.58   Combine like terms on the right side

0.5s + 1 = 11.58   Subtract 1 from both sides

       -1        -1

0.5s =  10.58    Divide both sides by 0.5

    s = 21.16

Suki split five dogs treats equally among her six dogs. What fraction represents this division.

Answers

Answer:

5/6

Step-by-step explanation:

We can find the fraction by dividing 5 by 6, since there are 5 treats and 6 dogs.

5/6 will be the fraction representing the division

Question 5 (1 point)
Which of the following statements about rigid transformations is FALSE?
The shape and size are not preserved.
2:
In a reflection, the points on the pre-image and image are the same distance
from the line of reflection.
3:
Either the shape or the size is not preserved.
In a rotation, the points of the pre-image are always the same distance away
from the center of rotation as the corresponding points of the image.
4:

Answers

Answer:

The false statements are;

The shape and size are not preserved

3: Either the shape or the size is not preserved

Step-by-step explanation:

A rigid transformation, in mathematics, is a planar transformation, preserving, the length or linear dimensions of the original figure or pre-image. Examples of rigid translation includes, rotation, reflection, translation, and their combinations of these transformations.

Rigid transformation is one where a geometric shape in an Euclidean space is transformed such that the spatial distances between any two points is maintained

Therefore, both the shape of the figure or pre-image and its size are preserved.

PLSSS HELP!! Select the number that would make this statement true: 628 ÷ ________ = 0.628


10 to the power of 1

10 to the power of 2

10 to the power of 3

10 to the power of 4

Answers

Answer:

10 to the power of 3

Step-by-step explanation:

i used a calculator (´-﹏-`;) - Hope this helps

HELPPP!!!!! Matthew decides to buy expensive designer jeans. Less expensive jeans are available,
but the added cost of the designer brand is worth it to Matthew most likely because

he has a limited income
he prefers designer brands
his budget is restricted
o the alternatives cost more

Answers

He prefers designer brands, the other ones make no sense as they talk about the designer pants being cheaper. Hope this helps!

please help :) thank you!

Answers

Answer:

A

Step-by-step explanation:

just plug in the formula

Which is the best type of graph to model the speed of a roller coaster over the full two minutes it takes to complete the ride? a qualitative graph a discrete graph a bar graph a histogram

Answers

Answer:

A qualitative graph

Graphs are used to show the relationship between related quantities.

The best type of graph to model the speed over the full two minutes, is a discrete graph.

From the question, we have the following variables:

SpeedTime

The best type of graph must show the trend between the speed of the roller coaster and the time.

Analyzing the options, we have:

Both variables are numerical data, and a qualitative graph cannot be used as a model; because qualitative graphs are used for non-numerical data.Bar graphs and histograms are used to show distributions; not trendsThe discrete graph (see attachment) is used for numerical data, and it can also be used to show trends (by connecting the dots)

Using the above analysis, we can conclude that the best type of graph to use, is a discrete graph

Read more about graphs at:

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How many terms are in the polynomial? What type of polynomial is this?

Answers

Answer:

3 terms

Step-by-step explanation:

Given polynomial has 3 terms. It is a trinomial

Is -8.4 a Rational number or a Integer ?

Answers

Integers are just whole numbers and their negative counterparts.

The set of integers is shown below.

{... -3, -2, -1, 0, 1, 2, 3, ...}

Decimals are not integers but rational numbers do include them.

So -8.4 is a rational number.

Answer:

It is a rational

Step-by-step explanation:

-8.4 can be turned in to a fraction meaning it is not an whole number meaning it can not be an integer

A scientist measured the mass of 9 samples of a substance. The data is shown in the table

Answers

Answer:3.1

Step-by-step explanation:

Answer:

Step-by-step explanation:

I think that you are suppose to simplifiy it out to find the answer.

Find the midpoint of the segment with the following endpoints.
(4,-10) and (10,0)
Help?

Answers

Answer:

(7,-5)

Step-by-step explanation:

Answer:

(7,-5)

Step-by-step explanation:

(7,-5)

Evaluate 0.33. 1) 0.0027 2) 0.027 3) 0.9 4) 2.7

Answers

Answer:

B. 0.3^3 is just 0.3 times itself 3 times. We can right it as 0.3 x 0.3 x 0.3 -> 0.09 x 0.3 -> 0.027

Step-by-step explanation:

Hope this helps :)

0.3^3 is just 0.3 times itself 3 times. Thus, 0.027 option 2 is correct.

What are some basic properties of exponentiation?

If we have a^b then 'a' is called base and 'b' is called power or exponent and we call it "a is raised to the power b" (this statement might change from text to text slightly).

Exponentiation(the process of raising some number to some power) have some basic rules as:

[tex]a^{-b} = \dfrac{1}{a^b}\\\\a^0 = 1 (a \neq 0)\\\\a^1 = a\\\\(a^b)^c = a^{b \times c}[/tex]

We can right it as;

0.3 x 0.3 x 0.3

= 0.09 x 0.3

= 0.027

Therefore, 0.3^3 is just 0.3 times itself 3 times. Thus, 0.027 option 2 is correct.

Learn more about exponentiation here:

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Hexagon B is an enlargement of hexagon A by a scale factor of 5.2

If the area of A is 8 cm^2, calculate area of B

Answers

Answer:

216.32 cm²

Step-by-step explanation:

Given that the scale factor is 5.2 then the area scale is

(5.2)² , thus

area of B = area of A × (5.2)² = 8 × (5.2)² = 216.32 cm²

What divides Antarctica into eastern and western regions? Ross Ice Shelf Ellsworth Mountains Antarctic Peninsula Transantarctic Mountains​

Answers

Answer:

The Transantarctic Mountains

Step-by-step explanation:

Hope this helps you  :)

Answer:

transantartica mountains

Step-by-step explanation:

Simplify by combining like terms.

1. 6r+3s+2s+4r

2. 0.5-x

Answers

Answer:

10r + 5s and the second one stays the same because 0.5 doesn't have the variable x so u leave it the same. Hope this helps

Step-by-step explanation:

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