The base of a right angled triangle is 5 metres and hypotenuse is 13 metres. Its area will be:
The sides of a triangular board are 13 metres, 14 metres and 15 metres. The cost of painting it at the rate
of Rs. 8.75 per m2 is
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The area of an equilateral triangle whose side is 8 cm, is
The length of each side of an equilateral triangle having an area of 4 √3 cm2, is :
The area of a triangle is 150 cm2 and its sides are in the ratio 3 : 4 : 5. What is its perimeter?
The altitude of an equilateral triangle of side 2 √3 cm is :
In a triangle ABC, BC = 5 cm, AC = 12 cm and AB = 13 cm. The length of the altitude drawn from B on AC is :
A triangle of area 9 × y cm2 has been drawn such that its area is equal to the area of an equilateral triangle of side 6 cm. Then, the value of y is
In Δ PQR, side QR = 10 cm and height PM = 4.4 cm. If PR = 11 cm, then altitude QN equals :
The area of a right angled triangle is 30 cm2 and the length of its hypotenuse is 13 cm. The length of the shorter leg is:
Area of a square with side x is equal to the area of a triangle with base x. The altitude of the triangle is :
A plot of land is in the shape of a right angled isosceles triangle. The length of the hypotenuse is 50 √2 m.The cost of fencing it at Rs. 3 per metre will be :
The perimeter of an isosceles triangle is equal to 14 cm, the lateral side is to the base in the ratio 5 : 4. The area of the triangle is
If the area of an equilateral triangle is 24√3 sq. m, then its perimeter is :
The ratio of the area of a square of side a and equilateral triangle of side a, is :
If every side of a trianlge is doubled, then increase in the area of the triangle is :
If the altitude of an equilateral triangle is √6 , then its area is :
The sides of a triangle are in the ratio of 3 : 4 : 5. If its perimeter is 36 cm, then what is its area?
If an equilateral triangle of area X and a square of area Y have the same perimeter, then :
A square and an equilateral triangle have equal perimeters. If the diagonal of the square is 12√2 cm, then the area of the triangle is :