I think it is B)Observational studies involve the random selection of subjects.
Answer:
They sold 10 bouquets on the second day.
Step-by-step explanation
<span>I can not see the drop-down menus, but here's the solution:
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Answer: 804.25
Step by step explanation:
Use the fact that the sum of interior angles of a triangle is equal to 180°.
Hence, the second and the third angles of the given triangle are 180-115/2= 65/2<span>
(32 degrees and 30 minutes).</span>