If he randomly chooses two students, one at a time, what is the probability that they are both girls?
1 answer:
You might be interested in
<em>x = 4</em>
<em>Here is why:</em>
When adding up all angles of a triangle, they will be equal to 180.
Let's add ∠B and ∠C together.
Let's subtract it from 180, that will be the value of ∠A.
Now we can set ∠A equal to 49.
Subtract 9 from both sides.
Divide.
<u>x = 4</u>
