If the area of `DeltaABC` with vertices `A(x,y),B(1,2)and C(2,1)` is 6 square units, then prove that x + y = 15 or x + y + 9=0.

If the area of hat harr ABC formed by A(x,y),B(1,2) and C(2,1) is 7 squae units,then prove that x+y=15 or,x+y+9=0

If A (x,y), B(1,2) and C(2,1) are the vertices of a triangle of area 6 square units, show that x+y=15 or -9

The area of the triangle OAB with vertices O(0,0),A(x_(1),y_(1))B(x_(2),y_(2)) is

If area of DeltaABC is 12 square units and vertices are A(x,2) , B(4,-1) and C(-3,7) , then find the value of x .

The area of the triangle OAB with vertices O(0,0),A(x_(1),y_(1))" and B(x_(2),y_(2)) is

If the area of the circle 4x^(2)+4y^(2)-8x+16y+k=0 is 9pi square units, then the value of k is

If A(x, y), B (1, 2) and C (2, 1) are the vertices of a triangle of area 6 square units, show that x+y=15 or -9 .

" The area of the triangle OAB with vertices "O(0,0),A(x_(1),y_(1))" and "B(x_(2),y_(2))" is "ul(sq)" units "

If the area bounded by the curves {(x, y)|x^(2)-y+1 ge 0} and {(x, y)|x+y-3 ge0} is k square units, then the value of 3k is equal to

The area ( in square units ) enclosed by | y | - x^2 = 1 and x^(2) + y^(2) =1 is