Answer:
93,000,000
Step-by-step explanation:
9.3x10^7
since the 10 has the ^7 on it, you move the decimal over 7 spots.
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Answer:
sin(π/8) = (1/2)√(2-√2)
Step-by-step explanation:
Using the half-angle formula ...

We can let θ = π/4 and simplify the result as follows:

The coordinate of the circumecenter of a triangle is A