if the sides of a triangle are 30 cm , 28 cm and 14 cm , what is its area ?
"the triangle with sides 30 cm , 28 cm and 14 cm is right angled , where the hypotenuse is 30 cm . area of the triangle = 1 / 2 * 28 * 14 = 196 cm 2 answer : a"
divide(multiply(28, 14), const_2)