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
AD is altitude of an isosceles triangle ABC in which AB = AC = 30 cm and BC = 36 cm. A point O is marked on AD in such a way that ∠BOC = 90o. Find the area of quadrilateral ABOC.
Calculate the area and the height of an equilateral triangle whose perimeter is 60 cm.
Find the area of an isosceles triangle with perimeter is 36 cm and the base is 16 cm.
Find the area of a triangle, whose sides are :
21 m, 28 m, and 35 m
Find the area of a triangle whose sides are in the ratio 5:12:13 and whose perimeter is 36cm.
The base of a triangle field and its height are in the ratio 2:5. If the cost of cultivating the field at Rs.42 per sq. m is Rs.7560, find its base and height.
The table given below contains some measures of the triangle. Find the unknown values.
| Side 1 | Side 2 | Side 3 | Perimeter |
| ? | 8 m | 3 m | 17 m |
Find the perimeter and the area of a right angled triangle whose sides are 6 feet, 8 feet and 10 feet
The perimeter of a triangle is 28 cm. One of it’s sides is 8 cm. Write all the sides of the possible isosceles triangles with these measurements.
In the following figures, perimeter of ΔABC = perimeter of ΔPQR. Find the area of ΔABC.
