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  • 2 answers

Kasiviswanadham Ravipati 5 years, 1 month ago

the length of the sides of a triangle are integers And it's area is also integer one side is 21 and the perimeter is 48.find the shorter side

Yogita Ingle 5 years, 1 month ago

The given expression is,  

Now, the above expression can be written as  

The above expression can be written as,

Now, we get

Now, on expanding the above equation, the new expression is,

Now, the equation becomes,

  • 1 answers

Yogita Ingle 5 years, 1 month ago

10 a² - 20 ab² + 10 b⁴

10 a² - 10ab² - 10ab² + 10b⁴

  = 10a( a - b²) - 10b² ( a - b²)

   = (10a - 10 b²) ( a - b²)

  • 1 answers

Yogita Ingle 5 years, 1 month ago

because glass is a good trapper of heat, you know about glass house effect, it is a part of it, so when heat is entered in the room glass don't allow the heat to go out of room and indirectly making the room hot in cold climate

  • 2 answers

Yogita Ingle 5 years, 1 month ago

Manufacturing: Production of goods in large quantities after processing from raw material to more valuable products is called "Manufacturing". For e.g. Cotton into cloth, Sugarcane into sugar, etc.
Industry: Industry refers to an economic activity that is concerned with the production of goods, extraction of minerals or the provision of services. For e.g. Textile (Manufacturing), Mining (Extraction of minerals) and Tourism (Service Provider).

Suresh Bhai 5 years, 1 month ago

Rurjdjgnf8r djeigbogoex eeufhed
  • 4 answers

Tanupreet Kaur 5 years, 1 month ago

Yogita please tell me the solution of a²+a+1/4

Isha ? 5 years, 1 month ago

I tried. And it is ( msquare - 9 n square) whole square

Isha ? 5 years, 1 month ago

Thank you yogita. I am isha. Thanks for your help. This q. Is similar to my doubt one.

Yogita Ingle 5 years, 1 month ago

  m4 -18m²n²+81n4

=(m2)2-18m²n²+(9n2)2  

( a- b)2 = a2 - 2ab + b2

So, (m2)2-18m²n²+(9n2)2   = (m2 - 9n2)2

  • 1 answers

Yogita Ingle 5 years, 1 month ago

( a+ b)2 = a2 + 2ab + b2

36x²+84x +49 = (6x)²+2(6x)(7) +(7)2

= (6x + 7)2

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  • 2 answers

Zibiah Gonsalves 5 years, 1 month ago

Natural resources

Gaurav Singh 5 years, 1 month ago

Hello
  • 1 answers

Meghna Thapar 5 years, 1 month ago

Under the Permanent Settlement the revenue was fixed or decided as per the land holdings of the peasants; In Mahalwari system revenue was to be paid by village known as mahal. ... In Permanent Settlement the zamindars collected the revenue. But in Mahalwari systern the village headman had to collect the revenue.

 

Below are the differences between the Mahalwari system and the permanent settlement.

  1. Permanent settlement was started by Lord Cornwallis, while Holt Mackenzie started the Mahalwari system.
  2.  In the permanent settlement, the land revenue was fixed, while in Mahalwari settlement, it was not.
  3.   Zamindars collected revenue in permanent settlement, while the village headman collected the revenue in Mahalwari settlement. 
  • 2 answers

Bhawna Kushwah 5 years, 1 month ago

What is the number?

Jubraj Jani 5 years, 1 month ago

First of all,We will take the L.C.M. of the Given Numbers and will multiply the given number to the unpaired Number.
  • 1 answers

Yogita Ingle 5 years, 1 month ago

{tex}49a^6 - 28a^3b^3 + 4b^6{/tex}

{tex}= (7a^3)^2 - 2(7a^3)(2b^3) + (2b^3)^2     ... (looks like (a-b)^2 = a^2 - 2ab + b^2){/tex}

{tex}= (7a^3 - 2b^3)^2{/tex}

  • 1 answers

Zibiah Gonsalves 5 years, 1 month ago

a^2+a+1/4______(a)^2+2×a×1/2+(1/2)^2________(a+1/2)^2________=(a+1/2)(a+1/2)
  • 1 answers

Sasmita Mohapatra 5 years, 1 month ago

What
  • 1 answers

Nitin Saini 5 years, 1 month ago

Abhivadan shilasya karni
  • 1 answers

Gaurav Seth 5 years, 1 month ago

You should do this question yourself. But for your reference I am providing you energy conservation tips for school that you can add in your poster:
1. Advantage of Sunlight
2. Encourage students to recycle
3. Turn off all lights and screens when not in use
4. Switch to LED's or CFL's
5. Ensure roofs are properly insulated

  • 5 answers

Maher Patel 5 years, 1 month ago

Baby of froghttps://media.tenor.com/images/1023d3e1f241774a438282821f3d5091/tenor.gifhttps://media.tenor.com/images/1ef16f2c810c968abca4ad2dfc72eab1/tenor.gif

Neeraj Neeraj 5 years, 1 month ago

What is antibiotic give examples

Jubraj Jani 5 years, 1 month ago

the tailed aquatic larva of an amphibian (frog, toad, newt, or salamander), breathing through gills and lacking legs until the later stages of its development.

Rahul Gupta 5 years, 1 month ago

Tadpoles are the babies of frogs or we can also say that they are adult frogs

Gursharanjeet Singh 5 years, 1 month ago

Tadpoles are frog firstly from their adult

Like the adult man is known as baby in small age

  • 2 answers

Sanchita Das 5 years, 1 month ago

The transformation of the larva into adult through drastic changes is called metamorphosis

Christina Shaju 5 years, 1 month ago

Define metamorphosis
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  • 1 answers

Yogita Ingle 5 years, 1 month ago

Density Of Population: The number of people living in a unit area is called density of population. It is usually expressed as number of persons per square km. The average population density of the world is 51 persons per square km. South Central Asia have the highest population density; followed by East and South East Asia. The population density in India is 382 persons per square km.

  • 1 answers

Vaishnavi Thakur 5 years, 1 month ago

Whole exercise
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  • 1 answers

Yogita Ingle 5 years, 1 month ago

At the age of adolescence a human body undergoes several changes that marks the onset of puberty. At this age they become capable of reproduction.

During adolescence a human body undergoes following changes:

Increase in height

  • There is a sudden increase in height. Some of the children may grow at the age of puberty and then slow down but some of them may grow gradually. Genes inherited from parents, fooding habits influence the growth in children to a great extent.

Change in shape of body

  • During puberty the body of children undergoes several changes. In boys the shoulders grow broad, muscles grow more prominently.  In girls the region below the waist becomes wide.
  • Both boys and girls reach their maximum height at the age of 18 years.

 

Change in voice

  • Voice box grows as soon as the children reach the age of adolescence. Boys grow a larger voice box that appears as a bulging part of the throat. This is called Adam’s apple. As they reach adolescent their voice becomes hoarse.
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Yogita Ingle 5 years, 1 month ago

The period of life, when the body undergoes changes, leading to reproductive maturity, is called adolescence. The period of adolescence is normally 11 years to 19 years

  • 1 answers

Yogita Ingle 5 years, 1 month ago

Mercury is used in extracting gold from ore in artisanal mining. The mercury amalgam is usually vaporised to leave the pure gold behind. Highly toxic process.

  • 1 answers

Gaurav Seth 5 years, 1 month ago

Construct a quadrilateral ABCD in which AB= 4.2cm, BC= 6cm, CD=5.2cm, DA=5cm and AC= 8 cm.

The given Quadrilateral ABCD can be drawn by following the steps.

Step1: Draw a line AB= 4.2cm

Step2: With A as the centre and radius = 8cm draw an arc.

Step3: with B as the centre and radius = 6cm draw another arc cutting previous arc. Label this point as C

Step4: Join BC

Step5: With A as the centre and radius = 5cm draw an arc.

Step6: with C as the centre and radius = 5.2cm draw another arc cutting previous arc. label this point as D

Step7: join CD and AD.

∴ The constructed quadrilateral looks like:

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