It looks equivalent.
Do the Pythagorean theorem on the triangle shown.
2.1^2-1.4^2
4.2-1.96=2.24
Sqrt of 2.24 is 1.496 or 1.5
Now multiply this by 2 to get the length of x
HOPE THIS HELPS
Answer:A that is what I think the answer is
Answer:
C. 2x+3=0 cannot be solved using the quadratic formula.
Step-by-step explanation: