Advertisements
Advertisements
प्रश्न
A piece of string is 30 cm long. What will be the length of each side if the string is used to form an equilateral triangle?
Advertisements
उत्तर
The perimeter of an equilateral triangle = 30 cm
3 × side = 30
Side = `30/3`
Side = 10 cm
संबंधित प्रश्न
Calculate the area and the height of an equilateral triangle whose perimeter is 60 cm.
The given figure shows a right-angled triangle ABC and an equilateral triangle BCD. Find the area of the shaded portion.
Find the area of a triangle, whose sides are :
10 cm, 24 cm, and 26 cm
Two sides of a triangle are 6 cm and 8 cm. If the height of the triangle corresponding to 6 cm side is 4 cm; find :
(i) area of the triangle
(ii) height of the triangle corresponding to 8 cm side.
A field is in the shape of a quadrilateral ABCD in which side AB = 18 m, side AD = 24 m, side BC = 40m, DC = 50 m and angle A = 90°. Find the area of the field.
The altitude and the base of a triangular field are in the ratio 6: 5. If its cost is ₹ 49,57,200 at the rate of ₹ 36,720 per hectare and 1 hectare = 10,000 sq. m, find (in metre) dimensions of the field.
Find the area of a triangle with a base 12cm and a height equal to the width of a rectangle having area of 96cm2 and a length of 12cm.
Find the area of a triangle with a base 12cm and a height equal to the width of a rectangle having area of 96cm2 and a length of 12cm.
Find the perimeter and the area of a right angled triangle whose sides are 6 feet, 8 feet and 10 feet
In the following figures, perimeter of ΔABC = perimeter of ΔPQR. Find the area of ΔABC.
