A half circle is joined to an equilateral triangle with side lengths of 12 units. What is the perimeter of the resulting shape?

Round your answer to the nearest hundredth.
Also please tell me how you did it....

A half circle is joined to an equilateral triangle with side lengths of 12 units What is the perimeter of the resulting shape Round your answer to the nearest h class=

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Answer:

The answer is 42.85 Units.

Step-by-step explanation:

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