Read the statements carefully and state 'T' for true and 'F' for false.
P. The area of a quadrilateral ABCD in which AB = 3 cm, BC = 4 cm, CD = 4 cm, DA = 5 cm and AC = 5 cm is `18" cm"^2`.
Q. An advertisement board is in the form of an isosceles triangle with its sides equal to 12 m, 10 m and 10 m. The cost of painting it at Rs. 2.25 per `m^2` is Rs. 112.
R. The area of an equilateral triangle is `81sqrt(3)" cm"2`, then its height is `9 sqrt(3)` cm.
S. The lengths of the three sides of a triangular field are 40 m, 24 m and 32 m respectively. The area of the triangle is `384" m"^2`.

Answer

B