question_answer1) Solve for
View Answer play_arrowquestion_answer2) The digits of a positive number of three digits are in A. P. and their sum is 15. The number obtained by reversing the digits is 594 less than the original number. Find the number.
View Answer play_arrowquestion_answer3) If the roots of the quadratic equation are equal, prove that.
View Answer play_arrowquestion_answer4)
From a pack of 52 playing cards. Jacks, Queens and Kings of red colour are removed. From the remaining, a card is drawn at random. Find the probability that drawn card is: |
(i) a black King, |
(ii) a card of red colour, |
(iii) a card of black colour. |
question_answer5) Draw an isosceles in which and altitude . Then construct another triangle whose sides are of the corresponding sides of .
View Answer play_arrowquestion_answer6) Prove that tangent drawn at any point of a circle is perpendicular to the radius through the point of contact.
View Answer play_arrowquestion_answer7) As observed from the top of a light house, 100 m high above sea level, the angles of depression of a ship, sailing directly towards it, changes from to. Find the distance travelled by the ship during the period of observation. (Use)
View Answer play_arrowquestion_answer8) A rectangular park is to be designed whose breadth is 3 m less than its length. Its area is to be 4 square metres more than the area of a park that has already been made in the shape of an isosceles triangle with its base as the breadth of the rectangular park and of altitude 12 m. Find the length and breadth of the rectangular park.
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