Question
If 48 + 26 = 8 34 + 58 = 4 99 + 18 =
63 Find 87 + 56 = ?Solution
4 × 6 – 8 × 2 = 8 3 × 8 – 4 × 5 = 4 9 × 8 – 9 × 1 = 63 Then 8 × 6 – 7 × 5 = 13
Given are three points A(2, 7), B(4, -1), C(- 2, 6) on a plane. What kind of triangle is formed by joining the points A, B, and C?
The cost of diamond varies directly as the square of its weight. A diamond broke into four pieces with weights in the ratio 1: 4: 5: 6. if the loss in t...
If G is the centroid and AD, BE, CF are three medians of ∆ABC with area 216 cm 2 , then the area of ∆AGF is?
Two angles are complementary. The larger angle is 6° less than thrice the measure of the smaller angle. What is the measure of the larger angle?
The radius of a circle is 25 cm, and the length of the chord is 14 cm. Find the distance between the chord and the centre of the circle.
If in a ΔABC, AD is internal angle bisector & D is a point on BC, AB = 7 cm, BC = 9cm then what is BD:CD?
Find the difference between angle and its complement if the angle is two-seventh of its complement.
In the given figure, ABCD is a square of side 14 cm. E and F are mid points of sides AB and DC respectively. EPF is a semicircle whose diameter is EF. L...
The perimeter of a rectangle is 48 cm, and the ratio of its length to breadth is 3:5. What is the area of the rectangle?
The lengths of three medians in a triangles are 15 cm, 20 cm, 25 cm. What is the area of that traingle (in cm 2 )?
