# Month: September 2015

#### Importance of Forest Essay in Hindi | वन का महत्व निबंध |

वन प्राण हैं – वन हमारी शान हैं || वन मुख्य रूप से लकड़ी के स्रोत के लिए जाने जाते हैं। लेकिन वास्तविक रूप से वन इससे बड़ा काम करते…

#### The Ballad of Father Gilligan English Literature for Class 8

Q(01) Why was Father Gilligan ‘weary’? Why was he unable to rest? Ans: Father Gilligan was tired because he has to work night and day. Most of the people in…

#### Velocity Time Graph For Class 9 | Physics

Velocity-Time graph gives two most important parameter. 1) Its slope gives the acceleration. 2. The area under the curve gives the distance traveled by an object.Here we will derive velocity(v…

#### Postmaster for Class 8 Question Answer English Literature

Reference to The Context (1)Thus they talked about half forgotten incidents, forgetting about matters of greater importance, and often it would get very late. Q(a):   Who does ‘they’ refer to?…

#### Prateek travels from Agra to Delhi to buy goods which he get 10 % cheaper in Delhi

Prateek travels from Agra to Delhi to buy goods which he gets 10 percent cheaper in Delhi than in Agra . if his journey  expenses are Rs. 160.00 and he…

#### Heaven’s Lake Question Answer For Class English Literature

Q(01) Briefly describe the author’s journey from Urumqi to Heaven Lake . What       does Heaven Lake look like ? Ans: Author went to Heaven Lake from Urumqi by a…

#### Confessions of a Humorist Question Answer for Class 8 English Literature

Q(01)What was the occasion on which the author gamed reputation as a humouist?       How did it happen? Ans: The occasion on which the author get reputation as a humorist…

#### OP, OQ and OR are drawn perpendiculars to the sides BC, CA and AB of &#x2206 ABC |Prove that AR2 +BP2 +CQ2 = AQ 2 + CP 2+BR2

In the following figure, OP, OQ and OR are drawn perpendiculars to the sides BC, CA and AB respectively of triangle ABC. Prove that AR2 +BP2 +CQ2 = AQ 2…

#### Diagonals of rhombus ABCD intersect each other at point O. Prove that OA2+ OC2=2AD2-BD2/2

Question: Diagonals of rhombus ABCD intersect each other at point O. Prove that OA2 + OC2= 2AD2 + BD2/2 Solution: In &#x2206 AODOA2 = AD2 – OD2 ————-Eqn (i) In…

#### AB = BC and AD is perpendicular to CD. Prove that AC2 = 2.BC. DC

Question:In the figure AB = BC and AD is perpendicular to CD. Prove that AC2 = 2.BC. DC solution :In &#x2206 ADC AC2 = AD2 + DC2 AC2 = AB2…