Here, construct a line EF parallel to AB and CD. From figure,  ∠AOQ = ∠ OQF  = 40⁰ [Being alternate angles] ∠FQP = ∠ QPC  = 30⁰ [Being alternate angles] ∠OQP = ∠ OQF + ∠ QPC x .....

Let l be the length of side of cube, Then, by the question Volume of cube = volume of cuboid or, l3 = L ⨯ B ⨯ H or, l3 = 16cm ⨯12cm ⨯ 8cm  or, l3 = (12cm)3 or, l = 12cm Finally,  TSA of cube = .....

The full form of SAARC is South Asian Association for Regional Cooperation. It is the organization of south Asian nations. The eight South Asian nations are the member states of SAARC. It was established on 8th Dec. .....

The full form of DA and DCC are as follows: DA - District Assembly District Assembly is the highest elected body in the district. It is one of the important local administrative body. DCC - District Coordination .....

Can you try by looking following example? Question: Prove that: tanA+ 2tan2A + 4cot4A = .....

Here, LHS = sinθ sin(60 - θ)sin(60 + θ)  =sinθ [ sin(60)cosθ - sinθcos(60))  (sin(60)cosθ+ sinθcos(60)]   [ Using formula of sin(A+B) and Sin(A-B).] =sinθ  .....

Here, √3cotA  = √3/sinA - 1 or, √3cosA/sinA  = √3/sinA - 1 or, √3cosA  = sinA(√3/sinA - 1) or,√3cosA  = sinA√3/sinA -  sinA or, √3cosA  .....

San Francisco Conference, formally United Nations Conference on International Organization, an international meeting that established the United Nations. It was held from April 25–June 26, 1945. Forty-six nations, including the four .....

Here, First expression = 4x2 - 25, = (2x)2 - 52 Using formula a2 - b2 = (a + b) (a - b) weget, = (2x + 5)(2x - 5) Second expression = 2x2 - x - 15 = 2x2 - 6x + 5x - 15 = 2x( x - 3) + 5( x - 3) = (x - .....

क्रियापदको रूप  क्रमश: दिइएको छ, मिलाएर लेख्नुहोला ।  दिँदै थिइन् । दिएकी थिइन् .....

Sin(π - C) = .....

I have much work to .....

१. (क) आमा तराईतिरबाट हिजै आउनुभयो । (ख) रामले सगरमाथा आरोहण गरे । (ग) दिदीले आज मलाई हुम्लाबाट फोन .....

Taking LHS = tan( 45 + a )                      = (tan45 + tana ) ∕ ( 1 - tan45.tana )                      = ( 1 + tana )  ∕ ( 1 .....

The equator is an imaginary line around the middle of the Earth at an equal distance from the North Pole and the South .....

Let a be the first term and d be the  common difference of AP. Then  6t5 = 8t6 or, 6[ a + 4d] = 8[ a + 5d]          [ Since, tn = a + (n - 1)d.] Simplify this and get a  = .....

Home made food Junk food 1. The home made foods simply benefit the health of a person.  1. Junk means waste or of no real importance. 2.The essential vitamins, proteins, carbohydrates, and fats are .....

The noble gases are very unreactive elements because the highest occupied electron level is complete, meaning they have a full shell of outer electrons. The group 0 noble gases are the least reactive elements in the .....

People eat tobacco because they are addicted to it.

Addiction is marked by the repeated, compulsive seeking or use of a substance despite its harmful effects and unwanted consequences. Addiction is mental or emotional dependence on a substance. .....

Given, tanb + secb = 3  ∕ 2 ( sinb  ∕ cosb ) + ( 1  ∕ cosb ) = 3  ∕ 2 ( sinb + 1 )  ∕  cosb = 3  ∕ 2 2( sinb + 1 ) = 3cosb Squaring both sides, we get, [ 2( sinb + 1) ]2 = ( .....

Given, Length of the garden ( l ) = 45 m Length of the path ( d ) = 2.5 m Using formula, Area of the path outside the garden = ( l + 2d )2 - l2                             .....

It is everyone's' responsibility to take of our public properties. We should take care of our public properties in the following ways. - We should organize cleanliness campaign around the public properties. - We should maintain proper .....

Given, MP of the mobile = Rs 8000 Discount percent = 20% VAT amount = 52% of discount amount Using formula, Discount amount = Discount % of MP                              = .....

Here,  Area of square room = Total cost / rate  or, l2 = 3520/56  or, l =  7.93m. Again,  Volume = lbh or, 256 = 7.932 h    [ Since, l = b for square room.] or, h = 4m. Now Area of 4 - walls .....

Below here you can get a list of some good and bad habits. Now you can write the good and bad habits of your friend by knowing his habits and taking help from the following list. Good habits are listed below: 1. Eat healthy foods and drink enough .....

a. ∡OAS = ∡OSQ [ ∆OQS is an isosceles trianlge because OQ = OS(radii of small circle)] b. ∡OSP = ∡OPS [ ∆OPS is an isosceles trianlge because OP = OS(radii of small circle)] c.  ∡OPS = ∡OQR [ .....

An apostrophe is  punctuation mark ( ' ) used to indicate either possession (e.g. Ram ' s book ;  boys ' coats ) or the omission of letters or numbers .....

Since the room is square in shape, we will have length and breadth same, but height differs. Given, Volume of the room =  675 m3 Cost of carpenting floor (T)= Rs 7500 Rate = C = Rs.50/m2 So, Area of floor  = T/C = 7500 ∕ 50= .....

There are no past participle verbs here.  Past participle means the third form of the verbs i.e. .....

You know that Satee pratha and slavery system were the two different malpractices of our society. These malpractices affected the lives of people in ancient time. Still, we hear the news of slavery system in some parts of our country. In .....

The Moon as it appears early in its first quarter or late in its last quarter, when only a small arc-shaped section of the visible portion is illuminated by .....

The molecules of gases are loosely placed. The properties of a substance change in a chemical .....

We can say the difference between sand and salt by making a solution of both. The salt will completely dissolve in water, but sand .....

We can identify sand and salt by tasting. and making a solution of both subsatnce. The salt will completely dissolve in water, but sand .....

1. 5 ∈ W 2. A = { Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday} 3. V = {Vowel letters} 4. D ={11, 13, 17, .....

Budding is a common asexual reproduction in which an organism forms a small outgrowth called a bud at its one side. The nuclues of hte parent divides and one of them migrates to the bud. The bud enlarges it size and later detaches from the parent .....

Here,  From the first case, SP = CP + P% of CP        = Rs.1750 + 4/100 ⨯ Rs.1750      = Rs.1820. If CP is Rs2000,  SP<CP So, Loss = CP - SP = 2000 - 1820 = Rs.180. Finally,  Loss% .....

The surface of Earth supports all life, which leaves its imprint thereupon. But the surface rises or falls due to tectonics. If it falls, new life, weather, volcanism, oceans, and erosion cover the previous imprint with something else. Over .....

Lightning strikes taller things more frequently. A lightning rod positioned at the top of a building, along with a conductor connecting it to the ground provides a path for the energy in a lightning strike to be funneled into the ground, bypassing .....

The son is intensely bright. Even the smallest amount of reflective sunlight is very powerful. This was beautifully demonstrated by the recent eclipse, where even those receiving only 20% of the suns light still hardly noticed a change. So our .....

We feel cool when we touch ice because of the melting and evaporation of ice. When we hold ice on our hands or touch it, the ice quickly absorbs our body(hand) heat and quickly melts and then evaporates taking our body heat with it. That is why .....

Here,  Total amount of apple = 2 ⨯ 100 kg = 200kg Total SP = Rs. 16000 + Rs.10⨯200 = Rs.18000. Amount of good apple = 200 - 5 = 195 kg.  SP of 195kg apple = 195 ⨯ Rs.90 = Rs.17550. Here, SP<CP So, loss = CP - SP = .....

Fungi are eukaryotic organisms; i.e., their cells contain membrane-bound organelles and clearly defined nuclei. Historically, fungi were included in the plant kingdom; however, because fungi lack chlorophyll and are distinguished by unique .....

Sulfur is a non-metal because it is consistent with the 3 physical properties listed for nonmetals. It is a poor conductor of heat and electricity because the electrons are not free to move. An element that becomes an ion must have free room for .....

As we know alloy is a mixture of two or more than two metals or a mixture of metal with other elements. So, Bronze is an alloy consisting primarily of copper, commonly with about 12% tin and often with the addition of other metals .....

The African savanna ecosystem is a tropical grassland with warm temperatures year-round and with its highest seasonal rainfall in the summer. The savanna is characterized by grasses and small or dispersed trees that do not form a closed canopy, .....

Savanna grassland is the second largest vegetative belt in the world. Savanna grasslands are the vast tropical grasslands.  These are the grazing lands and home to millions of animals. It provides fodder for herbivorous animals and the .....

South America was falling farther behind the Western countries over the past two centuries.

It was only from the 1990s when countries in South America switched over to the system of free market economy.  This eventually pulled .....

The people migrate from the one place to another since the beginning of the civilization. People migrate from one place to the another for various regions like security, infrastructural development, economic activities and others. The impact of .....

परिमाणबोधक विशेषण - कुनै पनि वस्तुको निश्चित सङ्ख्यालाई नबुझाइ त्यसको यति, उति  भन्ने .....