Question

in Fig. 13.89, an equilateral triangle ABC of side 6 cm has been inscribed in a circle Findthe area of the shaded region (Take pi= 3.14).​

Answer 1

Answer:

Radius of the circle is 3.464 cm.

Step-by-step explanation:

Given : An equilateral triangle ABC with side 6 cm, is inscribed in a circle.

To find : The radius of the circle?

Solution :

The formula to calculate radius of circle of equilateral triangle is give by,

Where, r is the radius of the circle

and a is the side of the triangle.

We have given a=6 cm side of the triangle.

Substitute in the formula,

Therefore, Radius of the circle is 3.464 cm.