The perimeter of the triangle is 66 cm, the radius of the inscribed circle is 7 cm.Find the area of the triangle
| August 6, 2021 | education
The area of a triangle is equal to the product of the half-perimeter of the triangle by the radius of the inscribed circle.
S = p * r, where p = (a + b + c) / 2.
p = P / 2 = 66/2 = 33 cm.
S = 33 * 7 = 231 cm ^ 2.
Answer: The area of a triangle is 231 cm ^ 2.
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