Q50 of 186 Page 263

In ΔABC, if AB = 16 cm, BC = 12 cm and AC = 20 cm, then ΔABC is

AB2 + BC2 = 162 + 122 = 256 + 144 = 400 = 202 = AC2


Therefore, ABC is a right angled triangle.

More from this chapter

All 186 →
48

In the given figure, O is the point of intersection of two chords AB and CD such that OB = OD and ∠AOC = 45°. Then, ∠OAC and ΔODB are

 49

In an isosceles ΔABC, if AC = BC and AB2 = 2AC2 then ∠C = ?

 51

Which of the following is a true statement?

 52

Which of the following is a false statement?