Q7 of 110 Page 269

If A(-2, 0), B(0, 4) and C(0, k) be three points such that area of a ABC is 4 sq units, find the value of k.



Expanding with C1


→ 8=-2(4-k)


→ -4=4-k


→ k=8


More from this chapter

All 110 →
5

Find the value of k for which the
points A(1, -1), B(2, k) and C(4, 5) are collinear.

 6

Find the value of k for which the area of aABC having vertices A(2, -6), B(5, 4) and C(k, 4) is 35 sq units.

 8

If the points A(a, 0), B(0, b) and C(1, 1) are collinear, prove that

1

Mark the tick against the correct answer in the following: