Answer:
Step-by-step explanation:
Option 3
I took the test
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9 3/10- 1 7/10 is 7.6 or 7 3/5
If something is to the power of 1/2, it is the same as the square root of that number. So, what's the square root of 49?
Answer:

Step-by-step explanation:
PL^2 =7^2 +3^2
PL^2=49+9
PL=
