NCERT Class 9
10 Find the area of the trapezium PQRS with height PQ given in Fig. 12.3
02
Jul
10 Find the area of the trapezium PQRS with height PQ given in Fig. 12.3 10 Find the area of the trapezium PQRS with height PQ given in Fig. 12.3 July 2, 2021 Category: Chapter 12 - Heron's Formula , Maths , NCERT Class 9 ,
9 A rhombus shaped sheet with perimeter 40 cm and one diagonal 12 cm, is painted on both sides at the rate of Rs 5 per m^2. Find the cost of painting.
02
Jul
9 A rhombus shaped sheet with perimeter 40 cm and one diagonal 12 cm, is painted on both sides at the rate of Rs 5 per m^2. Find the cost of painting. 9 A rhombus shaped sheet with perimeter 40 cm and one diagonal 12 cm is painted on both sides at the rate of [...]
8 The sides of a quadrilateral ABCD are 6 cm, 8 cm, 12 cm and 14 cm (taken in order) respectively, and the angle between the first two sides is a right angle. Find its area
02
Jul
8 The sides of a quadrilateral ABCD are 6 cm, 8 cm, 12 cm and 14 cm (taken in order) respectively, and the angle between the first two sides is a right angle. Find its area 12 cm and 14 cm (taken in order) respectively 8 cm 8 The sides of a quadrilateral ABCD are [...]
7 The perimeter of a triangular field is 420 m and its sides are in the ratio 6 : 7 : 8. Find the area of the triangular field.
02
Jul
7 The perimeter of a triangular field is 420 m and its sides are in the ratio 6 : 7 : 8. Find the area of the triangular field. 7 The perimeter of a triangular field is 420 m and its sides are in the ratio 6 : 7 : 8. Find the area of [...]
6 A field in the form of a parallelogram has sides 60 m and 40 m and one of its diagonals is 80 m long. Find the area of the parallelogram.
02
Jul
6 A field in the form of a parallelogram has sides 60 m and 40 m and one of its diagonals is 80 m long. Find the area of the parallelogram. 6 A field in the form of a parallelogram has sides 60 m and 40 m and one of its diagonals is 80 m [...]
5 Find the area of a parallelogram given in Fig. 12.2. Also find the length of the altitude from vertex A on the side DC.
02
Jul
5 Find the area of a parallelogram given in Fig. 12.2. Also find the length of the altitude from vertex A on the side DC. 5 Find the area of a parallelogram given in Fig. 12.2. Also find the length of the altitude from vertex A on the side DC. July 2, 2021 Category: Chapter [...]
4 The perimeter of an isosceles triangle is 32 cm. The ratio of the equal side to its base is 3 : 2. Find the area of the triangle.
02
Jul
4 The perimeter of an isosceles triangle is 32 cm. The ratio of the equal side to its base is 3 : 2. Find the area of the triangle. 4 The perimeter of an isosceles triangle is 32 cm. The ratio of the equal side to its base is 3 : 2. Find the area [...]
3 From a point in the interior of an equilateral triangle, perpendiculars are drawn on the three sides. The lengths of the perpendiculars are 14 cm, 10 cm and 6 cm. Find the area of the triangle.
02
Jul
3 From a point in the interior of an equilateral triangle, perpendiculars are drawn on the three sides. The lengths of the perpendiculars are 14 cm, 10 cm and 6 cm. Find the area of the triangle. 10 cm and 6 cm. Find the area of the triangle. 3 From a point in the interior [...]
2 The triangular side walls of a flyover have been used for advertisements. The sides of the walls are 13 m, 14 m and 15 m. The advertisements yield an earning of Rs 2000 per m^2 a year. A company hired one of its walls for 6 months. How much rent did it pay?
02
Jul
2 The triangular side walls of a flyover have been used for advertisements. The sides of the walls are 13 m, 14 m and 15 m. The advertisements yield an earning of Rs 2000 per m^2 a year. A company hired one of its walls for 6 months. How much rent did it pay? 14 [...]
1. Find the cost of laying grass in a triangular field of sides 50 m, 65 m and 65 m at the rate of Rs 7 per m^2.
02
Jul
1. Find the cost of laying grass in a triangular field of sides 50 m, 65 m and 65 m at the rate of Rs 7 per m^2. 1. Find the cost of laying grass in a triangular field of sides 50 m 65 m and 65 m at the rate of Rs 7 per [...]