Mathematics: Ahalf circle is joined to an equilateral triangle with side lengths of 12 units. what is the perimeter of the resulting shape?

Ahalf circle is joined to an equilateral triangle

Ответ:

tangia

15.03.2022

The perimeter of the half circle is pi * r. Since the circle is linked to the equilateral triangle, then the diameter of the circle is 12. Therefore r = 6.Then, the perimeter of the resulting figure is:P = 6 * pi + 12 +12 = 42.85 Units.

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Ответ:

svandygriff6

23.09.2020

Mathematics

Ineed with this same question!
In a circle with a radius of 36.9 m, an arc is intercepted by a central angle of 8π5 radians.<

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