B
Example 8 : If abc, cab, bca are three digit numbers formed by the digits a, b, and c then the sum of these numbers is always divisible by 37.
10
Aug
Example 8 : If abc, cab, bca are three digit numbers formed by the digits a, b, and c then the sum of these numbers is always divisible by 37. and c then the sum of these numbers is always divisible by 37. B bca are three digit numbers formed by the digits a cab [...]
94. What is the percentage increase or decrease in the number of seats won by A, B, C and D in the general elections of 2009 as compared to the results of 2004?
03
Aug
94. What is the percentage increase or decrease in the number of seats won by A, B, C and D in the general elections of 2009 as compared to the results of 2004? 94. What is the percentage increase or decrease in the number of seats won by A B C and D in the [...]
Example 12 : Let a, b, c be the three rational numbers where a = 2/3, b = 4/5 and c = -5/6
07
Jul
Example 12 : Let a, b, c be the three rational numbers where a = 2/3, b = 4/5 and c = -5/6 B b = 4/5 and c = -5/6 c be the three rational numbers where a = 2/3 Example 12 : Let a July 7, 2021 Category: Chapter 1 - Rational Numbers [...]
If a, b, c are the sides of a right triangle where c is the hypotenuse, prove that the radius r of the circle which touches the sides of the triangle is given by r = a + b – c / 2 .
05
Jul
If a, b, c are the sides of a right triangle where c is the hypotenuse, prove that the radius r of the circle which touches the sides of the triangle is given by r = a + b – c / 2 . B c are the sides of a right triangle where c [...]
1. The blood groups of 30 students are recorded as follows: A, B, O, A, AB, O, A, O, B, A, O, B, A, AB, B, A, AB, B, A, A, O, A, AB, B, A, O, B, A, B, A Prepare a frequency distribution table for the data
03
Jul
1. The blood groups of 30 students are recorded as follows: A, B, O, A, AB, O, A, O, B, A, O, B, A, AB, B, A, AB, B, A, A, O, A, AB, B, A, O, B, A, B, A Prepare a frequency distribution table for the data 1. The blood groups of 30 [...]
If a, b, c are the lengths of three sides of a triangle, then area of a triangle = root s(s – a) (s – b) (s – c) , where s = perimeter of triangle.
02
Jul
If a, b, c are the lengths of three sides of a triangle, then area of a triangle = root s(s – a) (s – b) (s – c) , where s = perimeter of triangle. B c are the lengths of three sides of a triangle If A then area of a triangle = [...]
Write True or False and justify your answer in each of the following: 9. If A, B, C and D are four points such that ∠BAC = 45° and ∠BDC = 45°, then A, B, C, D are concyclic.
02
Jul
Write True or False and justify your answer in each of the following: 9. If A, B, C and D are four points such that ∠BAC = 45° and ∠BDC = 45°, then A, B, C, D are concyclic. B C C and D are four points such that ∠BAC = 45° and ∠BDC = [...]
Write True or False and justify your answer in each of the following: 8. If A, B, C, D are four points such that ∠BAC = 30° and ∠BDC = 60°, then D is the centre of the circle through A, B and C.
02
Jul
Write True or False and justify your answer in each of the following: 8. If A, B, C, D are four points such that ∠BAC = 30° and ∠BDC = 60°, then D is the centre of the circle through A, B and C. B b and c`. C D are four points such that [...]
6. If angles A, B, C and D of the quadrilateral ABCD, taken in order, are in the ratio 3:7:6:4, then ABCD is a
30
Jun
6. If angles A, B, C and D of the quadrilateral ABCD, taken in order, are in the ratio 3:7:6:4, then ABCD is a 6. If angles A are in the ratio 3:7:6:4 B C and D of the quadrilateral ABCD taken in order then ABCD is a June 30, 2021 Category: Chapter 8 - [...]
7. If a, b, c are all non zero and a + b+ c = 0 , prove that a^2/bc + b^2/ ca +c^2/ ab = 3.
28
Jun
7. If a, b, c are all non zero and a + b+ c = 0 , prove that a^2/bc + b^2/ ca +c^2/ ab = 3. 7. If a B c are all non zero and a + b+ c = 0 prove that a^2/bc + b^2/ ca +c^2/ ab = 3. June 28, [...]