For this case, what you should see is which lines contain point O.
We have then that the lines that contain this point are:
EC
AD
BO
We note that three lines contain point O.
Therefore, three lines intersect at the same point.
Answer:
4. 3
Answer:
y=42
Step-by-step explanation:
y+48+90=180
y=180-138
y=42
I believe the answer is C
2. x^2 +6x +8 = (x+4)(x+2)
3. x^2 -7x +12 = (x-4)(x-3)
4. g^2 -2g -24 = (g+4)(g-6)
hope helped
You don't use it usually because teachers usually say use 3.14 as an approximation