The semi perimeter of a triangle with sides 32 cm, 30 cm and 30 cm is 46 cm. Its area is
32√161 cm2
20√7 cm2
36√161 cm2
106√6 cm2
The area of an equilateral triangle is 36√3 cm2. Its perimeter is(a) 36 cm (b) 12√3 cm (c) 24 cm (d) 30 cm
The area of a triangle with sides 10 cm, 7 cm and 7 cm and semi-perimeter 12 cm is
An isosceles triangle has perimeter 30 cm and each of its equal sides is 12 cm. Find the area of the triangle.