Question
2 2 16 432 27648 3 a b ?
d (Q.61 - 65): What should come in place of the question mark (?) in the following number series?Solution
x 1³, x 2³, x 3³, x 4³, …..
- Find the altitude of an equilateral triangle whose side is 8√3 cm.
The area of an isosceles triangle ABC is 8√5 cm 2 . If AB = BC and AC = 8 cm, then find the perimeter of triangle ABC.
- The sides of a triangle are in the ratio 7:24:25. If the area of the triangle is 336 cm², what is the perimeter of the triangle?
The areas of two similar triangles XYZ and LMN are 400 cm² and 100 cm² respectively. If side XY = 30 cm, find the corresponding side LM.
The sides of a triangle are 13 cm, 14 cm, and 15 cm. What is the area of the triangle?
The angles of a triangle are in the ratio 4:5:3. Determine the sum of the smallest and largest angles of the triangle.
In a right-angled triangle, the hypotenuse is 20 cm, and one of the legs is 12 cm. Find the area of the triangle.
- The base of a right pyramid is an equilateral triangle with side 10 cm. If the height of the pyramid is 55√3 cm, calculate the volume of the pyramid.
- Determine the perpendicular drawn from a vertex to the opposite side in an equilateral triangle with side length 8√3 cm.
- Find the approximate area of a triangle with a base of 17.9 cm and a corresponding height of 15.3 cm.