1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Lilit [14]
4 years ago
13

How do i prove that they are right triangles ?

Mathematics
2 answers:
spayn [35]4 years ago
8 0
If it is 90 degreees at the angle
Juliette [100K]4 years ago
3 0

Answer:

You use the Pythagorean Theorem or a²+b²=c²

a and b are the two shorter sides, c is the hypotenuse, the longest side.

Step-by-step explanation:

I will do them for you:

     12²+16²=20²

   144+256=400

           400=400

Triangle XYZ is a Right Triangle :)

    15²+20²=25²

  225+400=625

           625=625

Triangle PQR is a Right Triangle :)

You might be interested in
The ratio of the perimeters of two similar triangles is 4:7. What is the area of each of these triangles if the sum of their are
arsen [322]

Answer:

  16 cm^2 and 49 cm^2

Step-by-step explanation:

The ratio of areas is the square of the ratio of linear dimensions, so is ...

  (4/7)^2 = 16/49

The sum of these "ratio units" is 16 +49 = 65. The sum of triangle areas is 65 cm^2, so each "ratio unit" must stand for 1 cm^2 of area. That is, the triangles must have areas of ...

  • 16 cm^2
  • 49 cm^2
3 0
3 years ago
Read 2 more answers
Bettina is measuring the food for her farm animals. She has 265 grams of corn, 500 grams of hay, and 495 grams of oats. What is
Mrac [35]

Answer

260 kilograms

Step-by-step explanation:

the correct answer is 260 kg

6 0
3 years ago
Please help me I need to get this right to pass this class
denis23 [38]

Answer:

6.1 units²

Step-by-step explanation:

area of a triangle= 0.5b*h

b=2

h=6.1

6.1*2=12.2

12.2*0.5= 6.1

3 0
3 years ago
I need help solving this question.<br><img src="https://tex.z-dn.net/?f=%5Cfrac%7B3%7D%7B5%7Dx%20%20%3D%20%20%5Cfrac%7B1%7D%7B4%
Lynna [10]

Answer:

x=5/12

Step-by-step explanation:

\frac{1}{4} /\frac{3}{5}=\frac{5}{12}

x=5/12

8 0
4 years ago
Which of the following is a point-slope equation of a line that passes through
Helen [10]
A

i need to put 20 characters in here so imma tell you, just use desmos.com. if you type in the equations, it’ll show you the graph
6 0
3 years ago
Other questions:
  • A student has homework assignments in each of his five daily classes he estimates that each assignment will take 30 minutes to c
    15·1 answer
  • Veronica sells berries at a farmer's market. She pays $45 for the booth, and earns $5 per pound of berries sold. She sells betwe
    15·2 answers
  • if the body makes 100 billion new blood cells each day,approximately how many blood cells can it make each hour
    15·2 answers
  • Find the surface area of a cone when the radius is 4.5in and the height is 7.5in.
    7·1 answer
  • A customer wants you to enlarge a photo to 2 3/ 4 its current height. The photo's current height is 3 1/4 inches. What should it
    6·1 answer
  • Cole and Rose are comparing their heights. Cole is 1.7 meters tall, Rose is 20 centimeters shorter than Cloe. What is Rose's hei
    15·2 answers
  • Which of the following statements is always true of similar polygons?
    6·2 answers
  • James walked 15 blocks. she stopped at the store 3/5 of the way into her walk. how many blocks did she walk to the store? ​
    5·2 answers
  • Which of the following values are in the domain of the function graphed
    9·1 answer
  • Which best describes the association between variables x and y
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!