TCS Company Numerical Ability Area and Volume

we know that the vertices of quadrilateral A,B,C,D are 2,5,6,3 cms respectively from a point p what is the largest possible area in sq.cms of ABCD a)16 b)48 c)32 d)24

Read Solution (Total 3)

1/2(2*5+5*6+6*3+2*3)=32
8 years agoHelpfull: Yes(6) No(0)

From the formula of diagonal,
1/2((2+6)*(5+3))=32
8 years agoHelpfull: Yes(0) No(0)
vertices of quadrilateral=1/2[ab+bc+cd+da]
=1/2[2*5+5*6+6*3+3*2]
=1/2[64]
=32
4 years agoHelpfull: Yes(0) No(0)

TCS Other Question

. A 2 inch cube(2*2*2) of silver weighs 1.5 kilos and is worth Rs1000.how much is a three inch cube of silver worth a)18750 b)33750 c)22500 d)28000 a chessboard of size 10*10 using alternative black and white squares is displayed on a computer screen one can reverse the color in a selected rectangular subarray of the squares by pressing ctrl+R find the minimum number of times one needs to press ctrl+R to make all the square the same color,either all black or all white clue:how many times one must press ctrl+R to convert the chessboard into alternate black and white strips a)10 b)20 c)9 d)50