Cis opposite from where on the triangle?

Option 'B' is correct.

Step-by-step explanation:

Since we have given that ABC is a triangle.

In which we need to find ∠C is opposite to AB.

As we can see from the figure that Side AB is just opposite to ∠C.

Similarly, ∠B is just opposite to side AC.

And ∠A is just opposite to side BC.

Hence, Option 'B' is correct.

the 1st digit is in the 100s n its 1

step-by-step explanation:

3,589÷18 = 199.389

so the first digit of the quotient is in the 100s n its 1