Here, ∡Q = 90o  [ SInce, radius is perpendicular to tangent.] So, in right angled triangle QMP,  QM = √(MP2 - PQ2)          = √(202 - 162)        .....

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Here,  Area of ∆EBF = ∆AEF = 8cm2    So, Area of ∆ABF= 2of ∆EBF .....

Here, Area of ∆PQT = 1/2 of Area of //gm PQRS = 30cm2. [ Since, area of triangle is half of //gm on same base and between same //s.] Again,  .....

They do not teach her in this .....

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The reasons behind the less production in agriculture in Mountain and Hilly region than Terai region are listed below: - The development of infrastructure in Hilly and Himalayan region is low in comparison to Terai region which affects the .....

- The people living in this small country follow 10 different religions. - They have developed their own type of culture as per religious beliefs. - Some people living in Nepal are rich while others are poor. - Some have a luxurious life while .....

Given,  a( 1,3 ) b( 2,4 )& c( 3,5 ) Slope of ab (m)= ( y2 - y .....

(d) To prove it we can use pythagoras theorem. So, in right angled trianglePQS,    PQ2 =  QS2  + PS2            .....

To prove it we can use pythagoras theorem. So, in right angled triangle PRX,         RX2 =  RP2  + PX2           .....

The application of the given compounds are given below: a. Zinc Sulphate 1.Zinc Sulphate is used medically as a dietary supplement. Specifically, it is used to treat zinc deficiency and to prevent the conditions in those at high risk. 2. This .....

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The veto is a special power of the permanent members of the United Nations which is used to reject any of the resolutions they are not in favour of. The permanent members the USA, UK, France, Russia and China have the Veto power. If any of .....

If 2x - 1 is a factor of  x3 + 4x2 + kx + 6, then by factor theorem, f(a) = 0 or, f( 12) = 0      [Compare 2x - 1 with x - a, .....

3 ∗ 81x = 9x+2 3 ∗ 92x = 9x ∗ 92 3 ∗ 92x = 9x ∗ 81 92x / 9x = 81 / 3 92x-x = 27 9x = 27 32x = 33 Equating power,we get, 2x = 3 x = 3 / .....

Here, Inclination = θ = 30o We know,  Slope (m) = tanθ        .....

a. We used to go to school together.  b. How did you use to spend summer evening? c. I used to be with my family.  d. There used to be trees in the .....

URL is the address of a web page on the world wide .....

Magnesium reacts with nitrogen to form magnesium nitride. The chemical formula for this reaction is Mg + N2 → .....

1. Iron + Oxygen → Ferric Oxide 4Fe + 3O2 → 2Fe2O3 2. Potassium Chlorate  → Potassium Chloride + Oxygen 2KClO3 → 2KCl + .....

The methods to test alkali are: 1. Litmus paper test When red litmus dipped in the alkaline solution, it turns into blue colour. 2. pH testing Alkali solution has pH above .....

a) You will see gas bubble formation on the surface of the magnesium which is hydrogen gas (H2).   Mg + H2SO4 → MgSO4 + H2. This reaction is called a dissolving metal .....

The structural formula of pentane is C5H12 . Application of  pentane: Pentane has numerous industrial uses. Primarily, pentane is used to create a blowing agent which is then used to create a foam known as .....

Answer: Iron can be extracted from haemetite (Fe2O3). Iron reacts with hydrochloric acid to produce Iron Chloride and Hydrogen gas.  Fe(s) + 2 HCl(aq) → FeCl2(aq) + .....

Answer: Hydrochloric acid reacts more with a metal bottle than the plastic and glass bottle, so HCl is kept in a plastic or glass bottle. Explanation: Hydrochloric acid (HCl) is kept in plastic or glass containers because of thorough research .....

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Answer: Acetylene is used for welding and cutting. Explanation: The welding process that uses acetylene is known as oxy-fuel cutting or gas cutting. This method is used to cut or weld materials that require temperatures as high as .....

Plastic’s light weight, strength, and ability to be molded into any form makes it an ideal packaging material. Rigid plastic keeps fragile items secure and flexible plastic makes easy-to-carry bags. Plastic is used for food and non-food .....

Fluorescent lamps have many advantages over filament lamp. Even though fluorescent lamps are expensive than filament lamps, they become cheaper later on. In the sense, they help to reduce electricity consumption. The fluorescent lamp is capable .....

Here,  LHS .....

The reasons behind this are as follows: - The climate of this region is suitable for human settlements. - The development of infrastructure in this region is good in comparison to other regions. - People have access to different facilities. - .....

We need standard weight to measure weight in a beam .....

The corpus callosum is the part of the mind that allows communication between the two hemispheres of the brain. It is responsible for transmitting neural messages between both the right and left .....