First you would have to multiply (1200)(3%)(7) which would be 252.then you add what jamie invested and 252. therefore she would have $1452 in his account after 7 years.
Answer:
Step-by-step explanation:
You can use Pythagoras Theorem,

∴
Hope that helps!!
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65.8 + 13.4 = 79 .2. So the answer is c
12 (don't take my answer because it's been awhile since I've fine a question like that but I'm pretty sure it's 12)
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