You could use the formula they give you when you solve for c you square those numbers then add them find the square root of the product of those numbers added together that should be your answer
Answer:
All the options are correct
We are asked to find the length of

, which measures

. Using the segment addition postulate, we can add the two given expressions for

and

and make it equal to the expression for

.





We've found the value of

, but we aren't done yet. We need to plug in the value we got for

into the expression for

, which is

. Therefore,

. Hope this helped and have a great day!
Answer:
15% discount
Step-by-step explanation:
1 - (102/120)
1 - 0.85 = 0.15 = 15%