The angle of each arc is going to equal the measure of the angle opposite the arc... so the angles of the triangle will also be 46 degrees, 102 degrees, and 212 degrees.
(Look at one of the angles of the triangle and follow it as it opens up all the way to the other side of the circle and you'll see the equivalent arc)
Step-by-step explanation:
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Step 1:

Wright the equation
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Step 2:

Transfer the power of y ie ¹² up to subtract it
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Step 3:

by subtracting the powers we get 0
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Step 4:

so the results comes 1 because anything ⁰=1
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⚡Final answer :1✓
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hope it helped you:)
Answer:
7290
Step-by-step explanation:
Put 5 in the formula and evaluate.
a(5) = 90·3^(5-1) = 90·81 = 7290
There will be 7290 bacteria at the beginning of hour 5.
Answer:
18
Step-by-step explanation: