The area of an isosceles trapezoid ABCD is 24 cm^2, and the diameter of an inscribed circle is 4 cm. Find the perimeter of the trapezoid.
+1641 The area of an isosceles trapezoid ABCD is 24 cm^2, and the diameter of an inscribed circle is 4 cm. Find the perimeter of the trapezoid.
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[ABCD] = 24 r = 2 Circle center => O ∠AOD = 90º
AD = BC = (1/2[ABCD]) / r = 6
AD + BC = 12
AD + BC = AB + CD
So, the perimeter is 24 cm
