CAT WhatsApp Group
Sign in
Please select an account to continue using cracku.in
↓ →
CAT WhatsApp Group
Points O(0,0) , A(3,4) and B(4,3)
Area of $$\triangle$$ OAB = $$|\frac{x_1(y_2-y_3)+x_2(y_3-y_1)+x_3(y_1-y_2)}{2}|$$
= $$|\frac{0(4-3)+3(3-0)+4(0-4)}{2}|$$
= $$|\frac{9-16}{2}|=\frac{7}{2}$$ sq. units
=> Ans - (B)
Create a FREE account and get:
