A regular hexagon is shown below. Find the value of x.
(11x + 21)°
1 answer:
Answer:
x=9
Step-by-step explanation:
The expression is for the interior angle of the hexagon; one interior angle is equal to .
Since an interior angle of a hexagon measures 120°, we have the equality
.
Now it is just a matter of solving for
11x=120-21
11x=99
x=99/11
x=9
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Step-by-step explanation:
We solve for x to find the number (knowing that x is the unknown number).
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